Product Description
Auto Parts Self-Aligning Needle Bearing High Misalignment Precision Spherical Roller Bearing
Product Description
Spherical roller bearings
Spherical roller bearings have 2 rows of rollers, a common sphered outer ring raceway and 2 inner ring raceways inclined at an angle to the bearing axis. The centre point of the sphere in the outer ring raceway is at the bearing axis. Therefore the bearings are self-aligning and insensitive to misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection. Spherical roller bearings are designed to accommodate heavy radial loads, as well as heavy axial loads in both directions.
Product Parameters
Detailed Photos
Company Profile
HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.
To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products we have a strict quality control system.
Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.
FAQ
1.A:How can I do customized design?
Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design
2.Q: How can I get a sample?
A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.
3.Q: What package do you usually use?
A: Usually we use single box or tape. Also according to customer’s special requirement.
4.Q:How long do you need for production? Or what’s your production lead time?
A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.
5.Q:How long will you guarantee your quality?
A:We supply test report and quality control photos from materials to finished goods during production.
6.Q:How to do after sale service?
A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Spherical Roller Bearing |
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Quality: | High Quality |
Rolling Body: | Roller Bearings |
The Number of Rows: | Double |
Outer Dimension: | Large (200-430mm) |
Material: | Bearing Steel |
Customization: |
Available
| Customized Request |
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How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-04-29
China manufacturer Wholesale High Quality 1201 1202 1203 1204 1205 Self Aligning Ball Bearing for Auto Parts with Good quality
Product Description
Product Description
Detailed Photos
Product Parameters
Product Name | self-aligning ball bearing |
Bearing Materials | GCr15 |
Cage | Steel Cage,nylon cage,brass cage |
Feature | Low Noise, Low Vibration, High Precision, Long Life |
Precision Grade | P0,P6,p5 |
Application | Precision instrument, low noise motor, car, motorcycle, metallurgy, rolling machine, mine, petroleum, paper, cement, sugar and other industries and general machinery. |
main bearing models | |||||||
1018 | 1210 | 105718H | 1302 | 1317 | 2207 | 2222 | 2311 |
1026 | 1211 | 1230 | 1303 | 1318 | 2208 | 2224 | 2312 |
1571 | 1212 | 11204 | 1304 | 1319 | 2209 | 2226 | 2313 |
1571 | 1213 | 11205 | 1305 | 1320 | 2210 | 2228 | 2314 |
1096 | 1214 | 11206 | 1306 | 1321 | 2211 | 2300 | 2315 |
1200 | 1215 | 11207 | 1307 | 1322 | 2212 | 2301 | 2316 |
1201 | 1216 | 11208 | 1308 | 1324 | 2213 | 2302 | 2317 |
1202 | 1217 | 11209 | 1309 | 1326 | 2214 | 2303 | 2318 |
1203 | 1218 | 11210 | 1310 | 2200 | 2215 | 2304 | 2319 |
1204 | 1219 | 11211 | 1311 | 2201 | 2216 | 2305 | 2320 |
1205 | 1220 | 11212 | 1312 | 2202 | 2217 | 2306 | 2321 |
1206 | 1221 | 11213 | 1313 | 2203 | 2218 | 2307 | 2322 |
1207 | 1222 | 1035 | 1314 | 2204 | 2219 | 2308 | 2324 |
1208 | 1224 | 1300 | 1315 | 2205 | 2220 | 2309 | 2326 |
1209 | 1226 | 1301 | 1316 | 2206 | 2221 | 2310 |
Company Profile
FAQ
Q1 : Why choose us?
A1 : We have more than 30 years of professional experience in bearing industry, and serve many leader companies in bike industry with guarantee quality product. We sell variety of bearing brands and can also do OEM and ODM.
Q2: How about the quality of products in your company?
A2: We implement strict inspection on all bearing parts before the production and during the production process, all bearing meet ISO international standard.
Q3: How to choose a bearing?
A3: We have a professional engineer team to help you choose bearing and find appropriate solutions, contact us now!
Q4: How long is your delivery term?
A4: Our standard product delivery term is 3 to 7 days. A new product development cycle is between 20 to 30 days.
There are standing stock for regular types.
Q5: Do you provide samples?
A5: Yes, we provide samples, but shipping cost and tax pay by buyer.
other bearing
advantage:
Long service life
High load carrying capacity
Compact arrangements
Accommodate misalignment
Minimum maintenance
Reduced operating costs
Fewer unplanned stops
Environmental sustainability
High availability
Technical support
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | 0 |
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Aligning: | Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Single |
Load Direction: | No |
Material: | Bearing Steel |
Customization: |
Available
| Customized Request |
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Can you describe the various types of seals and shields used with self-aligning bearings for contamination prevention?
Yes, here’s a detailed description of the various types of seals and shields used with self-aligning bearings for contamination prevention:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are commonly used with self-aligning bearings to prevent the ingress of contaminants. These seals feature a flexible lip that makes contact with the inner ring of the bearing, creating a barrier against dust, dirt, water, and other external substances. Contact seals provide effective contamination prevention but may introduce slightly higher friction due to the contact between the seal lip and the bearing surface. They are typically made of rubber or synthetic materials and offer good sealing performance in most operating conditions.
- Felt Seals:
Felt seals are simple and cost-effective sealing solutions used with self-aligning bearings. They consist of a felt material that is compressed against the bearing inner ring or housing to create a barrier against contaminants. Felt seals are commonly used in applications with low to moderate speeds and light contamination levels. While they offer basic protection against solid particles, they may not provide effective sealing against liquids or fine particles.
- Metallic Shields:
Metallic shields, also known as metal shields or non-contact shields, are used to protect self-aligning bearings from solid contaminants such as dust and dirt. These shields are typically made of steel or other metals and are designed to fit closely to the bearing inner ring without making contact. Metallic shields provide effective protection while minimizing friction and heat generation. They are suitable for high-speed applications where low torque and minimal drag are desired.
- Rubber Shields:
Rubber shields, also known as non-contact seals or labyrinth seals, consist of a rubber or elastomeric material that forms a barrier around the bearing without making direct contact. Rubber shields are designed with a labyrinth-like structure that uses multiple barriers to prevent the entry of contaminants. These shields provide effective sealing against both solid particles and liquids while still allowing for low-friction operation. Rubber shields are commonly used in applications where low torque, minimal drag, and enhanced contamination protection are required.
- Hybrid Seals:
Hybrid seals combine the advantages of different sealing technologies to provide optimal contamination prevention. These seals may incorporate a combination of contact seals, non-contact shields, or additional features such as flingers or slingers. Hybrid seals are designed to provide enhanced protection against a wide range of contaminants while minimizing friction and maintaining low torque. They are often used in demanding applications where a high level of sealing performance is required.
- Additional Features:
In addition to the primary seals and shields mentioned above, some self-aligning bearings may incorporate additional features to enhance contamination prevention. These features include flingers, which are rotating discs or rings that help to deflect contaminants away from the bearing; slingers, which are similar to flingers but operate by centrifugal force; and specialized coatings or surface treatments that provide enhanced resistance to corrosion or chemical attack.
It’s important to consult the bearing manufacturer’s specifications and guidelines to select the appropriate type of seal or shield for a specific self-aligning bearing and its operating conditions. By choosing the right sealing solution, engineers can effectively prevent contamination and prolong the service life of self-aligning bearings in various applications.
Are there specific industries or applications where self-aligning bearings are frequently used?
Self-aligning bearings find widespread use in various industries and applications where misalignment compensation, high load-carrying capacity, and reliability are crucial. Here’s a detailed description of some specific industries and applications where self-aligning bearings are frequently employed:
- Heavy Machinery and Equipment:
Self-aligning bearings are extensively used in heavy machinery and equipment, such as mining equipment, construction machinery, and material handling systems. These applications often involve high loads, dynamic forces, and operating conditions that can lead to misalignment. Self-aligning bearings help accommodate misalignment caused by factors like vibration, thermal expansion, and shaft deflection, ensuring smooth operation and prolonged service life of the machinery.
- Paper and Pulp Industry:
In the paper and pulp industry, self-aligning bearings are commonly employed in critical equipment like paper machines, pulp digesters, and drying cylinders. These applications involve high-speed rotating components and heavy loads. Self-aligning bearings can handle misalignment caused by temperature variations, mechanical stresses, and process fluctuations, maintaining the reliability and productivity of the machinery in this demanding industry.
- Steel and Metal Processing:
Self-aligning bearings are vital in steel and metal processing applications, including rolling mills, continuous casting machines, and metal shredders. These applications involve extreme loads, high temperatures, and harsh operating conditions. Self-aligning bearings help compensate for misalignment caused by thermal expansion, deflection, and heavy loads, ensuring the durability and performance of the equipment in this industry.
- Conveyor Systems:
Conveyor systems in industries such as mining, manufacturing, and logistics often rely on self-aligning bearings. These bearings accommodate misalignment caused by belt tension, shaft deflection, and uneven loading. Self-aligning bearings help ensure smooth and reliable operation of the conveyor systems, minimizing downtime and optimizing productivity.
- Printing and Packaging:
In printing and packaging applications, self-aligning bearings are commonly used in printing presses, packaging machines, and label applicators. These applications involve high-speed rotations, varying loads, and precise alignment requirements. Self-aligning bearings help compensate for misalignment caused by machine vibrations and thermal effects, ensuring accurate and efficient operation of the printing and packaging equipment.
- Automotive Industry:
The automotive industry extensively utilizes self-aligning bearings in various components and systems, including wheel hubs, transmission systems, and suspension systems. These applications encounter dynamic forces, varying loads, and misalignment due to road conditions and vehicle movements. Self-aligning bearings help absorb misalignment and maintain proper alignment between components, contributing to the safety, performance, and longevity of automotive vehicles.
These are just a few examples of industries and applications where self-aligning bearings are frequently used. Other sectors, such as agriculture, energy, marine, and aerospace, also rely on self-aligning bearings to ensure reliable and efficient operation of their equipment and machinery.
How do self-aligning bearings compensate for misalignment in machinery?
Self-aligning bearings are designed to compensate for misalignment in machinery, allowing them to accommodate angular misalignment, axial misalignment, and shaft deflection. Here’s a detailed explanation of how self-aligning bearings achieve misalignment compensation:
- Spherical Outer Ring Raceway:
The key feature of self-aligning bearings is their spherical outer ring raceway. This raceway is designed to have a curvature that matches the spherical shape of the rolling elements, such as balls or rollers. The spherical outer ring raceway allows the bearing to tilt or swivel in response to misalignment, enabling it to self-align with the mating components.
- Rolling Element Design:
The rolling elements in self-aligning bearings are carefully designed to facilitate misalignment compensation. For example, spherical roller bearings have barrel-shaped rollers, while self-aligning ball bearings have two rows of balls. These rolling elements can adjust their positions within the bearing, redistributing the load and accommodating misalignment between the shaft and the housing.
- Internal Clearance:
Self-aligning bearings often have a larger internal clearance compared to fixed or non-self-aligning bearings. This additional clearance provides space for the bearing components to move and adjust their positions during misalignment. The internal clearance allows the bearing to properly distribute the load, reduce friction, and prevent excessive stress on the rolling elements and raceways.
- Flexible Mounting:
Self-aligning bearings offer flexibility in their mounting arrangements. They can tolerate slight misalignments during installation, which simplifies the alignment process. This flexibility is particularly beneficial in applications where thermal expansion, shaft deflection, or other dynamic factors may cause misalignment during operation.
- Load Distribution:
When misalignment occurs, self-aligning bearings distribute the load more evenly across the rolling elements and raceways. This even load distribution helps reduce localized stresses and minimizes the risk of premature failure. By accommodating misalignment, self-aligning bearings allow for smoother operation and improved reliability in machinery.
It’s important to note that while self-aligning bearings can compensate for certain degrees of misalignment, there are limits to their misalignment capability. Excessive misalignment beyond the bearing’s specified limits can lead to increased friction, reduced bearing life, and potential damage. Therefore, it is crucial to follow the manufacturer’s guidelines and recommendations regarding misalignment limits and operating conditions to ensure optimal performance and longevity of self-aligning bearings in machinery.
editor by CX 2024-04-17
China Good quality High Quality Self-Aligning Ball Bearing,Ektn9 Etn9 Brass Steel Cage,2208 2209 2210 2211 2212 2213 2214 2215 K 2RS,Mining Machinery Motor Motorcycle Auto Bearing bearing bronze
Product Description
Product Description
Self-Aligning Ball Bearing Are Bearings Equipped With Spherical Rolling Elements Between The Inner Ring Of Tow Raceways And The Outer Ring Of A Spherical Raceway. It Can Withstand A Large Radial Load, But Also Can Withstand A Certain Axial Load.This Kind Of Bearing Outer Ring Raceway Is Spherical. Therefore, It Has Aligning Performance
The Characteristics Of Self-Aligning Ball Bearings Are As Follows:
1) The Outer Ring Raceway Is Spherical With Automatic Centering.
2) Can Withstand Large Radial Load, Can Also Withstand A Certain Axial Load.
3) Long Service Life.
4) Good Sealing Function.
5) Generally Cannot Accept Pure Axial Load
Product name | High Quality Self-Aligning Ball Bearing,Mining Machinery Motor Motorcycle Auto Bearing |
Trademark (brand) | ANLD |
port | HangZhou/HangZhou/ZheJiang /HangZhou/HangZhou |
Services | Provide OEM services. |
payment method | L/C or T/T or D/P or Paypal |
Feature | Long Life, High Speed, Low Noise,Small friction resistance, not easy to damage |
Detailed Photos
Product Parameters
We Will Check All The Quality Before We Deliver The Goods To The Customer.
Packaging & Shipping
Why Is Logistics Important?
• Create Added Value: Logistics Can Help Retailers Create Added Value By Ensuring They Can Deliver The Right Quality And Quantity Of Products To Their Customers. Logistics Means You Can Manage Your Entire Business More Efficiently.
•Increasing Efficiency: As Global Trade Becomes More Popular, Logistics Is Becoming An Important Part Of The Supply Chain, Reducing Costs Through Effective Collaboration With Other Businesses And Suppliers.
•Cost Savings: If You Have A Well-Managed Logistics Strategy, You Reduce The Risk That Something Will Go Wrong And Cause You To Spend Extra Money.
• Provide A Better Customer Experience: Logistics Ensures That Customers Get The Items They Want At The Quality They Expect. By Better Organizing Logistics, Businesses Can Respond Quickly To Customer Needs.
• Enhance Brand Reputation: Logistics Shows That Your Business Processes Have Been Properly Addressed, So You Can Deliver The Amazing Results Your Customers Expect. The Result Is Usually A Better Brand Image And More Sales.
We Have A Professional Logistics Company For Transportation, To Ensure That The Goods Can Be Delivered On Time And Safely
Company Profile
HangZhou Chaokun Bearing Co., Ltd. Is A Research And Development Production And Sales In One Physical Factory,
The Main Products
• Deep Groove Ball Bearings
• Aligning Ball Bearings
• Cylindrical Roller Bearings
• Self-Aligning Roller Bearings
• Outer Spherical Bearings
• Angular Contact Bearings
• Thrust Ball Bearings
• Thrust Roller Bearings
Our Advantages
Our advantage
1. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge.
2. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
3. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the
customer’s requirements and needs.
4. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
FAQ
OEM policy
1. We can print your brand (logo, artwork) on the shield or laser engraving your brand on the shield.
2. We can customize your packaging according to your design
3. All copyright belongs to the customer, we promise not to disclose any information.
What is the minimum order
•Depending on the model, you can send me information for your calculati.
Are you a factory(manufacturer)
Yes, we have been engaged in bearing development and manufacturing industry for more than 20 years.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Uses: | Used in Industry, Agriculture and Automobile |
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Cage: | Steel Cage/Brass Cage |
Precision Rating: | P0 P6 P5 P4 |
Service: | OEM ODM |
Transport: | by Land or Sea or Air |
Deliver Time: | 0-15days |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What is the role of cage design and materials in self-aligning bearing performance and durability?
The cage design and materials used in self-aligning bearings play a crucial role in determining their performance and durability. Here’s a detailed explanation:
- Guiding and Retaining Rolling Elements:
The primary function of the cage in a self-aligning bearing is to guide and retain the rolling elements, such as balls or rollers, in their proper positions. The cage prevents the rolling elements from contacting and rubbing against each other, ensuring smooth and controlled movement within the bearing. By providing precise spacing and alignment, the cage maintains the integrity of the bearing assembly and optimizes load distribution. It also minimizes the risk of damage or premature wear caused by improper positioning or collision of the rolling elements.
- Reducing Friction and Heat Generation:
The cage design and materials can significantly impact the friction and heat generation within the self-aligning bearing. An efficient cage design ensures proper lubrication distribution by allowing the lubricant to reach all the critical contact points between the rolling elements and raceways. This reduces friction and minimizes the associated heat generation, leading to improved overall bearing efficiency and reduced energy losses. Additionally, the choice of materials for the cage should consider factors such as low friction coefficients and good thermal conductivity to further optimize performance.
- Maintaining Alignment and Stability:
Self-aligning bearings are designed to accommodate misalignment between the shaft and the housing. The cage plays a vital role in maintaining the alignment and stability of the rolling elements, ensuring that they stay properly seated and aligned during operation. A well-designed cage provides sufficient space and support for the rolling elements to adjust and align themselves, even under dynamic conditions or when subjected to external forces. This enables the self-aligning bearing to continue operating smoothly and efficiently, minimizing the risk of excessive stress, wear, or premature failure.
- Enhancing Durability and Service Life:
The cage design and materials significantly impact the durability and service life of self-aligning bearings. A robust and durable cage is essential for withstanding the loads, impact forces, and vibrations that can occur during operation. The cage should be resistant to wear, fatigue, and corrosion to ensure long-term performance and reliability. By selecting appropriate cage materials, such as high-strength steels, thermoplastics, or engineered polymers, manufacturers can enhance the durability and service life of self-aligning bearings in various operating conditions.
- Reducing Weight and Inertia:
The cage design and materials also influence the weight and inertia of the self-aligning bearing. Lighter cage materials, such as certain polymers or composite materials, can help reduce the overall weight of the bearing assembly. This has several benefits, including lower energy consumption, reduced centrifugal forces, and improved dynamic performance. By minimizing the weight and inertia of the cage, self-aligning bearings can operate at higher speeds, exhibit improved response times, and potentially achieve higher levels of performance and efficiency.
Overall, the cage design and materials used in self-aligning bearings are critical factors in determining their performance, durability, and overall efficiency. A well-designed cage facilitates proper guidance and retention of the rolling elements, reduces friction and heat generation, maintains alignment and stability, enhances durability and service life, and contributes to overall weight optimization. By considering the specific application requirements and selecting the appropriate cage design and materials, engineers can optimize the performance and durability of self-aligning bearings in a wide range of industrial applications.
How do self-aligning bearings perform in applications with varying loads and misalignment challenges?
Self-aligning bearings are specifically designed to perform exceptionally well in applications with varying loads and misalignment challenges. Here’s an in-depth explanation of their performance characteristics:
- Misalignment Compensation:
Self-aligning bearings are capable of accommodating various types of misalignment, including angular misalignment and shaft deflection. They feature a design that incorporates two rows of rolling elements, such as balls or rollers, and a spherical outer ring raceway. This design allows the bearing to self-align, adapting to misalignment caused by factors such as shaft deflection, mounting errors, thermal expansion, and vibrations. Self-aligning bearings can handle misalignment within certain limits, maintaining proper alignment between the mating components and minimizing additional stresses on the bearing.
- Load-Carrying Capacity:
Self-aligning bearings are engineered to handle high loads, both radial and axial. They have a robust construction with larger rolling elements and increased contact area, enabling them to distribute the load more effectively. This enhanced load-carrying capacity makes self-aligning bearings suitable for applications where varying loads are encountered. Whether it’s fluctuating radial loads, axial loads, or a combination of both, self-aligning bearings can handle the dynamic forces and provide reliable performance.
- Flexibility and Versatility:
Self-aligning bearings offer flexibility and versatility in applications with varying loads and misalignment challenges. They can operate in conditions where shafts are not perfectly aligned or where there are slight shaft movements. This flexibility allows for easier installation and alignment adjustments, reducing the time and effort required for precise positioning of the bearing. Additionally, self-aligning bearings are available in different designs and configurations, including ball bearings and roller bearings, providing options to match specific application requirements.
- Reduced Friction and Heat Generation:
Self-aligning bearings are designed to minimize friction and heat generation during operation. The rolling elements and raceways are precisely engineered to reduce contact stresses and optimize the distribution of forces. This results in lower friction levels and reduced heat buildup, enhancing the overall efficiency and reliability of the bearing in applications where varying loads and misalignment challenges are present.
- Extended Service Life:
Due to their ability to accommodate misalignment and handle varying loads, self-aligning bearings contribute to an extended service life of the machinery. By reducing the stresses and excessive forces on the bearing and its surrounding components, self-aligning bearings help minimize wear, prevent premature failure, and increase the overall durability of the equipment.
In summary, self-aligning bearings excel in applications with varying loads and misalignment challenges. Their ability to compensate for misalignment, handle high loads, provide flexibility in installation, and reduce friction and heat generation makes them well-suited for industries such as mining, construction, paper manufacturing, steel production, and many others where these challenges are prevalent.
How do self-aligning bearings compensate for misalignment in machinery?
Self-aligning bearings are designed to compensate for misalignment in machinery, allowing them to accommodate angular misalignment, axial misalignment, and shaft deflection. Here’s a detailed explanation of how self-aligning bearings achieve misalignment compensation:
- Spherical Outer Ring Raceway:
The key feature of self-aligning bearings is their spherical outer ring raceway. This raceway is designed to have a curvature that matches the spherical shape of the rolling elements, such as balls or rollers. The spherical outer ring raceway allows the bearing to tilt or swivel in response to misalignment, enabling it to self-align with the mating components.
- Rolling Element Design:
The rolling elements in self-aligning bearings are carefully designed to facilitate misalignment compensation. For example, spherical roller bearings have barrel-shaped rollers, while self-aligning ball bearings have two rows of balls. These rolling elements can adjust their positions within the bearing, redistributing the load and accommodating misalignment between the shaft and the housing.
- Internal Clearance:
Self-aligning bearings often have a larger internal clearance compared to fixed or non-self-aligning bearings. This additional clearance provides space for the bearing components to move and adjust their positions during misalignment. The internal clearance allows the bearing to properly distribute the load, reduce friction, and prevent excessive stress on the rolling elements and raceways.
- Flexible Mounting:
Self-aligning bearings offer flexibility in their mounting arrangements. They can tolerate slight misalignments during installation, which simplifies the alignment process. This flexibility is particularly beneficial in applications where thermal expansion, shaft deflection, or other dynamic factors may cause misalignment during operation.
- Load Distribution:
When misalignment occurs, self-aligning bearings distribute the load more evenly across the rolling elements and raceways. This even load distribution helps reduce localized stresses and minimizes the risk of premature failure. By accommodating misalignment, self-aligning bearings allow for smoother operation and improved reliability in machinery.
It’s important to note that while self-aligning bearings can compensate for certain degrees of misalignment, there are limits to their misalignment capability. Excessive misalignment beyond the bearing’s specified limits can lead to increased friction, reduced bearing life, and potential damage. Therefore, it is crucial to follow the manufacturer’s guidelines and recommendations regarding misalignment limits and operating conditions to ensure optimal performance and longevity of self-aligning bearings in machinery.
editor by CX 2024-04-15
China Best Sales 10% Majc Self-Aligning Angular Contact Special Housing Auto Steel Deep Groove Industrial Spherical Water Pump High Temperature Agriculture Ball Bearing bearing driver
Product Description
Packing and qulaity can be customzied from customer’s samples.plearse contact sales for more discussion.
6
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Immediate and free call/email back
2nd step: the outside diameter of the bearing
- A / Put your bearing on the grid as shown in the diagram.
- B / Mark the outline of the outer ring. For more convenience, use a pencil with a fine point.
- C / For ease of reading, do not hesitate to draw lines to the axes and then take the measurement.
3rd step: the thickness of the bearing
- A / In the same way as for the outer diameter and the bore, place your bearing on the edge on the grid as shown in the diagram.
- B / Draw the outer contour.
- C / For ease of reading, do not hesitate to draw lines to the axes and then take the measurement.
Conclusion :
You now have 3 measuring elements that will allow you to identify your bearing: the inside diameter (or bore), the outside diameter, and the thickness.
You can postpone these measurements in our bearing search tool on our website
FAQ
1.How many is the MOQ of your company?
Our company MOQ is 1pcs.
2.Could you accept OEM and customize?
YES, OEM is accepted and we can customize for you according to sample or drawing.
3.How do you guaranee the quality?
Evaluate the samples and drawings before production
Eva;iate the production process,and following it in schedual,guarantee the delievery time in time.
Evaluate the bearing dimension,clearance,noise,rotations of final productions.
Evaluate the fause products,block it and make an improve action.
4.Do you have stocks?
YES, we have most of the bearings showing on made in china in stock,please contact us for order details.
5.Do you have only Hubs Wheel Auto Bearing?
YES,we have more others types bearings,ANY BEARING YOU CAN THINK OF NOW,WE HAVE!
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Rotations: | Smoothy |
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Lifetime: | 1 Year Above |
Quality Level: | High Precision |
Packing: | Industrial or Single Box |
Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What are the eco-friendly or sustainable aspects of self-aligning bearing materials?
Self-aligning bearings can incorporate eco-friendly or sustainable aspects in their material composition. Here’s a detailed explanation:
- Recyclable Materials:
Many self-aligning bearings are made from materials that are recyclable. Steel, which is commonly used for bearing rings and rolling elements, is highly recyclable and can be processed and reused multiple times without significant loss of properties. By choosing self-aligning bearings made from recyclable materials, the environmental impact associated with the disposal and production of bearings can be reduced.
- Low Environmental Footprint:
The production of self-aligning bearings involves various manufacturing processes. Manufacturers often strive to optimize these processes to minimize energy consumption, reduce waste generation, and lower greenhouse gas emissions. By improving energy efficiency and reducing environmental footprint during production, self-aligning bearing manufacturers contribute to sustainable practices.
- Reduced Material Consumption:
The design and development of self-aligning bearings focus on optimizing their performance while minimizing material consumption. Through advanced engineering techniques, including material selection, design optimization, and improved manufacturing processes, manufacturers can reduce the amount of material required to produce self-aligning bearings. This not only helps to conserve natural resources but also reduces the overall weight of the bearing, leading to lower energy consumption during operation.
- Alternative Materials:
In recent years, there have been advancements in the development of alternative bearing materials that offer improved sustainability characteristics. For example:
- Ceramic Bearings: Ceramic materials, such as silicon nitride or zirconia, are increasingly used in self-aligning bearings due to their excellent wear resistance, corrosion resistance, and high-temperature capabilities. Ceramic bearings can contribute to sustainability by reducing the need for lubrication, extending maintenance intervals, and minimizing the use of lubricants that may have environmental impacts.
- Polymer Bearings: Self-aligning bearings made from polymer materials, such as reinforced plastics or engineered polymers, offer advantages such as self-lubrication, resistance to corrosion and chemicals, and reduced weight. Polymer bearings can provide sustainability benefits by eliminating the need for external lubrication, reducing friction and energy consumption, and offering potential for longer service life.
- Extended Service Life:
Self-aligning bearings with extended service life contribute to sustainability by reducing the frequency of bearing replacements and associated waste generation. Advancements in bearing materials, surface treatments, and lubrication technologies have led to improved durability and longer operating life, resulting in reduced environmental impact and lower maintenance requirements.
It’s important to note that while self-aligning bearing materials can have eco-friendly or sustainable aspects, the overall sustainability of an application or system also depends on other factors, such as energy efficiency, proper maintenance practices, and end-of-life disposal considerations. Therefore, a holistic approach considering the entire lifecycle of the equipment and its components is essential for achieving sustainable practices.
How do self-aligning bearings perform in applications with varying loads and misalignment challenges?
Self-aligning bearings are specifically designed to perform exceptionally well in applications with varying loads and misalignment challenges. Here’s an in-depth explanation of their performance characteristics:
- Misalignment Compensation:
Self-aligning bearings are capable of accommodating various types of misalignment, including angular misalignment and shaft deflection. They feature a design that incorporates two rows of rolling elements, such as balls or rollers, and a spherical outer ring raceway. This design allows the bearing to self-align, adapting to misalignment caused by factors such as shaft deflection, mounting errors, thermal expansion, and vibrations. Self-aligning bearings can handle misalignment within certain limits, maintaining proper alignment between the mating components and minimizing additional stresses on the bearing.
- Load-Carrying Capacity:
Self-aligning bearings are engineered to handle high loads, both radial and axial. They have a robust construction with larger rolling elements and increased contact area, enabling them to distribute the load more effectively. This enhanced load-carrying capacity makes self-aligning bearings suitable for applications where varying loads are encountered. Whether it’s fluctuating radial loads, axial loads, or a combination of both, self-aligning bearings can handle the dynamic forces and provide reliable performance.
- Flexibility and Versatility:
Self-aligning bearings offer flexibility and versatility in applications with varying loads and misalignment challenges. They can operate in conditions where shafts are not perfectly aligned or where there are slight shaft movements. This flexibility allows for easier installation and alignment adjustments, reducing the time and effort required for precise positioning of the bearing. Additionally, self-aligning bearings are available in different designs and configurations, including ball bearings and roller bearings, providing options to match specific application requirements.
- Reduced Friction and Heat Generation:
Self-aligning bearings are designed to minimize friction and heat generation during operation. The rolling elements and raceways are precisely engineered to reduce contact stresses and optimize the distribution of forces. This results in lower friction levels and reduced heat buildup, enhancing the overall efficiency and reliability of the bearing in applications where varying loads and misalignment challenges are present.
- Extended Service Life:
Due to their ability to accommodate misalignment and handle varying loads, self-aligning bearings contribute to an extended service life of the machinery. By reducing the stresses and excessive forces on the bearing and its surrounding components, self-aligning bearings help minimize wear, prevent premature failure, and increase the overall durability of the equipment.
In summary, self-aligning bearings excel in applications with varying loads and misalignment challenges. Their ability to compensate for misalignment, handle high loads, provide flexibility in installation, and reduce friction and heat generation makes them well-suited for industries such as mining, construction, paper manufacturing, steel production, and many others where these challenges are prevalent.
Can you explain the advantages and unique features of self-aligning bearings?
Self-aligning bearings offer several advantages and unique features that make them suitable for a wide range of applications. Here’s a detailed explanation of the advantages and unique features of self-aligning bearings:
- Misalignment Compensation:
One of the primary advantages of self-aligning bearings is their ability to accommodate misalignment between the shaft and the housing. This includes angular misalignment, axial misalignment, and shaft deflection. The self-aligning design allows the bearing to adjust its position and compensate for these misalignments, ensuring smooth operation and reducing stress on the bearing components.
- Reduced Friction and Wear:
Self-aligning bearings help reduce friction and wear in machinery. By accommodating misalignment, they distribute the load more evenly across the rolling elements and raceways, minimizing localized stresses. This results in lower friction, reduced wear, and longer bearing life. Additionally, the self-aligning capability helps prevent excessive heat generation, which can further contribute to reduced friction and wear.
- Shock and Vibration Absorption:
Self-aligning bearings have the unique ability to absorb shocks and vibrations that occur during operation. The spherical outer ring raceway allows the bearing to move and adjust its position, effectively dampening the impact of shocks and vibrations. This helps improve the overall stability of the machinery, reduces the transmission of vibrations, and protects other components from excessive forces.
- Easy Installation and Maintenance:
Self-aligning bearings are relatively easy to install and maintain. During installation, their self-aligning capability simplifies the alignment process, as slight misalignments can be accommodated. This saves time and effort in achieving precise alignment. Additionally, self-aligning bearings are typically designed for easy maintenance, allowing for straightforward tasks such as re-greasing or replacement without requiring complex disassembly.
- Wide Application Range:
Self-aligning bearings are versatile and find applications in various industries and machinery. They are commonly used in applications where misalignment is expected, such as in heavy machinery, conveyor systems, agricultural equipment, and mining operations. The ability to accommodate misalignment makes self-aligning bearings suitable for challenging environments and dynamic operating conditions.
- Cost-Effective Solution:
Self-aligning bearings offer a cost-effective solution in many applications. Their ability to compensate for misalignment helps prevent premature failure and reduces the need for frequent maintenance or realignment. This can result in cost savings by extending the bearing’s service life, improving overall machinery reliability, and reducing downtime for repairs or replacements.
In summary, self-aligning bearings provide advantages such as misalignment compensation, reduced friction and wear, shock and vibration absorption, easy installation and maintenance, wide application range, and cost-effectiveness. These unique features make them a valuable choice for various industries and applications where misalignment and dynamic operating conditions are present.
editor by CX 2024-04-15
China Best Sales Auto Parts Self Aligning Spherical Steel Rolling Mill Bearing for Vertical Motors with high quality
Product Description
Auto Parts Self Aligning Spherical Steel Rolling Mill Bearing for Vertical Motors
Product Description
Self Aligning Ball Bearings
Self aligning ball bearings have 2 rows of balls, a common sphered raceway in the outer ring and 2 deep uninterrupted raceway grooves in the inner ring. Self aligning ball bearings are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection or housing deformations. Self aligning ball bearings are suitable for applications where the shaft relative to the housing bore is prone to angular misalignments. Under normal loads, depending on the dimensional series, the maximum permissible angular misalignment is approximately 2° to 4°. These bearings are available in open and sealed versions and inner rings with a cylindrical or tapered bore.
Product Parameters
Bearing NO. | Principal dimensions | Speed ratings(r/min) | Basic load ratings | ||||
d | D | B / C / T | Grease | Oil | (kN) | (kN) | |
Dynamic | Static | ||||||
1203 | 17 | 40 | 12 | 16000 | 20000 | 7.9 | 2.02 |
1203K | 17 | 40 | 12 | 16000 | 20000 | 7.9 | 2.02 |
1204 | 20 | 47 | 14 | 14000 | 17000 | 9.95 | 2.65 |
1204K | 20 | 47 | 14 | 14000 | 17000 | 9.95 | 2.65 |
1205 | 25 | 52 | 15 | 12000 | 14000 | 12 | 3.3 |
1205K | 25 | 52 | 15 | 12000 | 14000 | 12 | 3.3 |
1206 | 30 | 62 | 16 | 10000 | 12000 | 15.8 | 4.7 |
1206K | 30 | 62 | 16 | 10000 | 12000 | 15.8 | 4.7 |
1207 | 35 | 72 | 17 | 8500 | 10000 | 15.8 | 5.08 |
1207K | 35 | 72 | 17 | 8500 | 10000 | 15.8 | 5.08 |
1208 | 40 | 80 | 18 | 7500 | 9000 | 19.2 | 6.4 |
1208K | 40 | 80 | 18 | 7500 | 9000 | 19.2 | 6.4 |
1209 | 45 | 85 | 19 | 7100 | 8500 | 21.8 | 7.32 |
1209K | 45 | 85 | 19 | 7100 | 8500 | 21.8 | 7.32 |
1210 | 50 | 90 | 20 | 6300 | 8000 | 22.8 | 8.08 |
1210K | 50 | 90 | 20 | 6300 | 8000 | 22.8 | 8.08 |
1211 | 55 | 100 | 21 | 6000 | 7100 | 26.8 | 10 |
1211K | 55 | 100 | 21 | 6000 | 7100 | 26.8 | 10 |
1212 | 60 | 110 | 22 | 5300 | 6300 | 30.2 | 11.5 |
1212K | 60 | 110 | 22 | 5300 | 6300 | 30.2 | 11.5 |
1213 | 65 | 120 | 23 | 4800 | 6000 | 31 | 12.5 |
1213K | 65 | 120 | 23 | 4800 | 6000 | 31 | 12.5 |
1214 | 70 | 125 | 24 | 4800 | 5600 | 34.5 | 13.5 |
1214K | 70 | 125 | 24 | 4800 | 5600 | 34.5 | 13.5 |
1215 | 75 | 130 | 25 | 4300 | 5300 | 38.8 | 15.2 |
1215K | 75 | 130 | 25 | 4300 | 5300 | 38.8 | 15.2 |
1216 | 80 | 140 | 26 | 4000 | 5000 | 39.5 | 16.8 |
1216K | 80 | 140 | 26 | 4000 | 5000 | 39.5 | 16.8 |
1217 | 85 | 150 | 28 | 3800 | 4500 | 48.8 | 20.5 |
1217K | 85 | 150 | 28 | 3800 | 4500 | 48.8 | 20.5 |
Detailed Photos
Company Profile
HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.
To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products we have a strict quality control system.
Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.
FAQ
1.A:How can I do customized design?
Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design
2.Q: How can I get a sample?
A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.
3.Q: What package do you usually use?
A: Usually we use single box or tape. Also according to customer’s special requirement.
4.Q:How long do you need for production? Or what’s your production lead time?
A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.
5.Q:How long will you guarantee your quality?
A:We supply test report and quality control photos from materials to finished goods during production.
6.Q:How to do after sale service?
A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Self-Aligning Roller Bearing |
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Quality: | High Quality |
Rolling Body: | Roller Bearings |
Contact Angle: | Normal |
Material: | Bearing Steel |
Spherical: | Aligning Bearings |
Customization: |
Available
| Customized Request |
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Can you describe the various types of seals and shields used with self-aligning bearings for contamination prevention?
Yes, here’s a detailed description of the various types of seals and shields used with self-aligning bearings for contamination prevention:
- Contact Seals:
Contact seals, also known as lip seals or radial seals, are commonly used with self-aligning bearings to prevent the ingress of contaminants. These seals feature a flexible lip that makes contact with the inner ring of the bearing, creating a barrier against dust, dirt, water, and other external substances. Contact seals provide effective contamination prevention but may introduce slightly higher friction due to the contact between the seal lip and the bearing surface. They are typically made of rubber or synthetic materials and offer good sealing performance in most operating conditions.
- Felt Seals:
Felt seals are simple and cost-effective sealing solutions used with self-aligning bearings. They consist of a felt material that is compressed against the bearing inner ring or housing to create a barrier against contaminants. Felt seals are commonly used in applications with low to moderate speeds and light contamination levels. While they offer basic protection against solid particles, they may not provide effective sealing against liquids or fine particles.
- Metallic Shields:
Metallic shields, also known as metal shields or non-contact shields, are used to protect self-aligning bearings from solid contaminants such as dust and dirt. These shields are typically made of steel or other metals and are designed to fit closely to the bearing inner ring without making contact. Metallic shields provide effective protection while minimizing friction and heat generation. They are suitable for high-speed applications where low torque and minimal drag are desired.
- Rubber Shields:
Rubber shields, also known as non-contact seals or labyrinth seals, consist of a rubber or elastomeric material that forms a barrier around the bearing without making direct contact. Rubber shields are designed with a labyrinth-like structure that uses multiple barriers to prevent the entry of contaminants. These shields provide effective sealing against both solid particles and liquids while still allowing for low-friction operation. Rubber shields are commonly used in applications where low torque, minimal drag, and enhanced contamination protection are required.
- Hybrid Seals:
Hybrid seals combine the advantages of different sealing technologies to provide optimal contamination prevention. These seals may incorporate a combination of contact seals, non-contact shields, or additional features such as flingers or slingers. Hybrid seals are designed to provide enhanced protection against a wide range of contaminants while minimizing friction and maintaining low torque. They are often used in demanding applications where a high level of sealing performance is required.
- Additional Features:
In addition to the primary seals and shields mentioned above, some self-aligning bearings may incorporate additional features to enhance contamination prevention. These features include flingers, which are rotating discs or rings that help to deflect contaminants away from the bearing; slingers, which are similar to flingers but operate by centrifugal force; and specialized coatings or surface treatments that provide enhanced resistance to corrosion or chemical attack.
It’s important to consult the bearing manufacturer’s specifications and guidelines to select the appropriate type of seal or shield for a specific self-aligning bearing and its operating conditions. By choosing the right sealing solution, engineers can effectively prevent contamination and prolong the service life of self-aligning bearings in various applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-04-11
China Custom Auto Parts Self-Aligning Spherical Roller Bearing/Auto Bearing 21306 to 21310 bearing block
Product Description
Auto Parts Self-Aligning Spherical Roller Bearing/Auto Bearing 21306 to 21310
About Spherical Roller Bearing
1): CZPT to accommodate misalignment
2): Suitable for high axial and some radial loads
3): Relatively high speed ratings
4): type : YM (CA,CAM,EAS ) ,YMB ,MB,CJ(CC CD RH) ,E (E1)
5): Application examples: Heavy vertical shafts, injection moulding machines, etc.
New Item | Old Item | Structure | Specifications(dxDxT)mm | Weight/kg |
22207 | 3507 | MB/CA/CC/EK/CK/CMW33 | 35x72x23 | 0.43 |
22208 | 3508 | MB/CA/CC/E/K/CK/CMW33 | 40X80X23 | 0.55 |
22209 | 3509 | MB/CA/CC/E/K/CK/CMW33 | 45X85X23 | 0.59 |
22210 | 3510 | MB/CA/CC/E/K/CK/CMW33 | 50X90X23 | 0.64 |
22211 | 3511 | MB/CA/CC/E/K/CK/CMW33 | 55X100X25 | 0.88 |
22212 | 3512 | MB/CA/CC/E/K/CK/CMW33 | 60X110X28 | 1.19 |
22213 | 3513 | MB/CA/CC/E/K/CK/CMW33 | 65X120X31 | 1.6 |
22214 | 3514 | MB/CA/CC/E/K/CK/CMW33 | 70X125X31 | 1.68 |
22215 | 3515 | MB/CA/CC/E/K/CK/CMW33 | 75X130X31 | 1.75 |
22216 | 3516 | MB/CA/CC/E/K/CK/CMW33 | 80X140X33 | 2.12 |
22217 | 3517 | MB/CA/CC/E/K/CK/CMW33 | 85X150X36 | 2.79 |
22218 | 3518 | MB/CA/CC/E/K/CK/CMW33 | 90X160X40 | 3.78 |
22219 | 3519 | MB/CA/CC/E/K/CK/CMW33 | 95X170X43 | 4.31 |
22220 | 3520 | MB/CA/CC/E/K/CK/CMW33 | 100X180X46 | 5.06 |
22222 | 3522 | MB/CA/CC/E/K/CK/CMW33 | 110X200X53 | 7.4 |
22224 | 3524 | MB/CA/CC/E/K/CK/CMW33 | 120X215X58 | 9.267 |
22226 | 3526 | MB/CA/CC/E/K/CK/CMW33 | 130X230X64 | 11.5 |
22228 | 3528 | MB/CA/CC/E/K/CK/CMW33 | 140X250X68 | 14.5 |
22230 | 3530 | MB/CA/CC/E/K/CK/CMW33 | 150X270X73 | 18.4 |
22232 | 3532 | MB/CA/CC/E/K/CK/CMW33 | 160X260X80 | 22.3 |
22234 | 3534 | MB/CA/CC/E/K/CK/CMW33 | 170X310X86 | 28.7 |
22236 | 3536 | MB/CA/CC/E/K/CK/CMW33 | 180X320X86 | 30.5 |
22238 | 3538 | MB/CA/CC/E/K/CK/CMW33 | 190X320X92 | 35.55 |
22240 | 3540 | MB/CA/CC/E/K/CK/CMW33 | 200X360X98 | 44.7 |
22244 | 3544 | MB/CA/CC/E/K/CK/CMW33 | 220X400X108 | 63 |
22248 | 3548 | MB/CA/CC/E/K/CK/CMW33 | 240X440X120 | 83.2 |
22252 | 3552 | MB/CA/CC/E/K/CK/CMW33 | 260X480X130 | 105 |
22256 | 3556 | MB/CA/CC/E/K/CK/CMW33 | 280X500X130 | 126 |
22260 | 3560 | MB/CA/CC/E/K/CK/CMW33 | 300X540X140 | 143 |
22306 | 3606 | MB/CA/CC/E/K/CK/CMW33 | 30x70x22 | 0.37 |
22307 | 3607 | MB/CA/CC/E/K/CK/CMW33 | 35x80x31 | 0.75 |
22308 | 3608 | MB/CA/CC/E/K/CK/CMW33 | 40x90x33 | 1.07 |
22309 | 3609 | MB/CA/CC/E/K/CK/CMW33 | 45x90x33 | 1.4 |
22310 | 3610 | MB/CA/CC/E/K/CK/CMW33 | 50x110x40 | 1.83 |
22311 | 3611 | MB/CA/CC/E/K/CK/CMW33 | 55x120x43 | 2.4 |
22312 | 3612 | MB/CA/CC/E/K/CK/CMW33 | 60x130x46 | 2.88 |
22313 | 3613 | MB/CA/CC/E/K/CK/CMW33 | 65x140x48 | 3.52 |
22314 | 3614 | MB/CA/CC/E/K/CK/CMW33 | 70x150x51 | 4.21 |
22315 | 3615 | MB/CA/CC/E/K/CK/CMW33 | 75x160x55 | 5.47 |
22316 | 3616 | MB/CA/CC/E/K/CK/CMW33 | 80x170x58 | 6.19 |
22317 | 3617 | MB/CA/CC/E/K/CK/CMW33 | 85x180x60 | 7.5 |
22318 | 3618 | MB/CA/CC/E/K/CK/CMW33 | 90x190x64 | 8.96 |
22319 | 3619 | MB/CA/CC/E/K/CK/CMW33 | 95x200x67 | 9.93 |
22320 | 3620 | MB/CA/CC/E/K/CK/CMW33 | 100x215x73 | 13 |
22322 | 3622 | MB/CA/CC/E/K/CK/CMW33 | 110x240x80 | 17.95 |
22324 | 3624 | MB/CA/CC/E/K/CK/CMW33 | 120x246x80 | 22.4 |
22326 | 3626 | MB/CA/CC/E/K/CK/CMW33 | 130x280x93 | 28.2 |
22328 | 3628 | MB/CA/CC/E/K/CK/CMW33 | 140x300x102 | 35.12 |
22330 | 3630 | MB/CA/CC/E/K/CK/CMW33 | 150x320x108 | 43.7 |
22332 | 3632 | MB/CA/CC/E/K/CK/CMW33 | 160x340x114 | 52.2 |
22334 | 3634 | MB/CA/CC/E/K/CK/CMW33 | 170x360x120 | 60.7 |
Our packing:
* Industrial pakage+outer carton+pallets
* sigle box+outer carton+pallets
* Tube package+middle box+outer carton+pallets
* According to your requirments
We have been engaged in foreign trade for more than 6 years and are well-known enterprises in ZheJiang
Province. The fixed assets of the machine are more than 2 million US dollars, and the annual foreign trade
sales volume exceeds 2 million US dollars.
We have extensive cooperation with countries in Asia, Europe, and the Americas. Including Russia, Ukraine,
elarus, Kazakhstan, Uzbekistan, Tajikistan, Spain, Mexico,India, Pakistan, Turkey, Vietnam and other industrial
areas.
SAMPLES
1.Samples quantity: 1-10 pcs are available.
2.Free samples: It depends on the model NO., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3.It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1.MOQ: 10 pcs mix different standard bearings.
2.MOQ: 3000 pcs customized your brand bearings.
OEM POLICY
1.We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
2.We can custom your packaging according to your design
3.All copyright own by clients and we promised don’t disclose any info.
SUPORT
Please visit our bearings website, we strongly encourge that you can communicate with us through email,thanks!
We have all kinds of bearings, just tell me your item number and quantity,best price will be offered to you soon
The material of the bearings, precision rating, seals type,OEM service,etc, all of them we can make according to your requirement.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Vibration: | Z1V1 Z2V2 Z3V3 |
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Applicatio: | Automotive |
Feature: | Low Price, High Speed, Long Life |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
|
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What is the role of cage design and materials in self-aligning bearing performance and durability?
The cage design and materials used in self-aligning bearings play a crucial role in determining their performance and durability. Here’s a detailed explanation:
- Guiding and Retaining Rolling Elements:
The primary function of the cage in a self-aligning bearing is to guide and retain the rolling elements, such as balls or rollers, in their proper positions. The cage prevents the rolling elements from contacting and rubbing against each other, ensuring smooth and controlled movement within the bearing. By providing precise spacing and alignment, the cage maintains the integrity of the bearing assembly and optimizes load distribution. It also minimizes the risk of damage or premature wear caused by improper positioning or collision of the rolling elements.
- Reducing Friction and Heat Generation:
The cage design and materials can significantly impact the friction and heat generation within the self-aligning bearing. An efficient cage design ensures proper lubrication distribution by allowing the lubricant to reach all the critical contact points between the rolling elements and raceways. This reduces friction and minimizes the associated heat generation, leading to improved overall bearing efficiency and reduced energy losses. Additionally, the choice of materials for the cage should consider factors such as low friction coefficients and good thermal conductivity to further optimize performance.
- Maintaining Alignment and Stability:
Self-aligning bearings are designed to accommodate misalignment between the shaft and the housing. The cage plays a vital role in maintaining the alignment and stability of the rolling elements, ensuring that they stay properly seated and aligned during operation. A well-designed cage provides sufficient space and support for the rolling elements to adjust and align themselves, even under dynamic conditions or when subjected to external forces. This enables the self-aligning bearing to continue operating smoothly and efficiently, minimizing the risk of excessive stress, wear, or premature failure.
- Enhancing Durability and Service Life:
The cage design and materials significantly impact the durability and service life of self-aligning bearings. A robust and durable cage is essential for withstanding the loads, impact forces, and vibrations that can occur during operation. The cage should be resistant to wear, fatigue, and corrosion to ensure long-term performance and reliability. By selecting appropriate cage materials, such as high-strength steels, thermoplastics, or engineered polymers, manufacturers can enhance the durability and service life of self-aligning bearings in various operating conditions.
- Reducing Weight and Inertia:
The cage design and materials also influence the weight and inertia of the self-aligning bearing. Lighter cage materials, such as certain polymers or composite materials, can help reduce the overall weight of the bearing assembly. This has several benefits, including lower energy consumption, reduced centrifugal forces, and improved dynamic performance. By minimizing the weight and inertia of the cage, self-aligning bearings can operate at higher speeds, exhibit improved response times, and potentially achieve higher levels of performance and efficiency.
Overall, the cage design and materials used in self-aligning bearings are critical factors in determining their performance, durability, and overall efficiency. A well-designed cage facilitates proper guidance and retention of the rolling elements, reduces friction and heat generation, maintains alignment and stability, enhances durability and service life, and contributes to overall weight optimization. By considering the specific application requirements and selecting the appropriate cage design and materials, engineers can optimize the performance and durability of self-aligning bearings in a wide range of industrial applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-03-07
China factory Self-Aligning Ball Bearing NSK1206 Auto Parts Bearing with high quality
Product Description
Welcome to choose KORTON INDUSTRIAL LIMITED
Self-Aligning Ball Bearing NSK1206 Auto Parts Bearing
NO 1. Our Advantages
1. Many years bearing products manufacturing and exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Many sizes of bearing are available. Large quantity bearing can be provided.
4. To respect customers, you can choose the loading port.
5. A certain number of free sample can be provide to support our customer’s after-sale services and warranty.
NO 2. Self-Aligning Ball Bearing 1312 Model Code Meaning
M :Machined brass cage, ball centred; different designs and material grades are identified by a figure following the M, e.g. M2
TN9 :Injection moulded snap-type cage of glass fibre reinforced polyamide 66, ball centred
C3 :Radial internal clearance greater than Normal
E :Optimized internal design
K :Tapered bore, taper 1:12
2RS1 :Sheet steel reinforced contact seal of acrylonitrile-butadiene rubber (NBR) on both sides of the bearing
TN :Injection moulded snap-type cage of polyamide 66, ball centred
VE294 :Annular groove and 6 lubrication holes in the inner ring
NO 3. Types Of Ball Bearing
– Single row aligning ball bearings
– Single row aligning ball bearings with filling slots
– Stainless steel aligning ball bearings
– Double row aligning ball bearings
– Hybrid deep aligning bearings
– Aligning ball bearings for high temperature applications
NO 4. Ball Bearing 1312 Specification
Seals Types | ZZ,2RS,OPEN |
Vibration Level | Z1V1,Z2V2,Z3V3 |
Clearance | C2,C0,C3,C4,C5 |
Tolerance Codes | ABEC-1,ABEC-3,ABEC-5 |
Materral | GCr15-China/AISI52100-USA/Din100Cr6-Germany |
MOQ | 1Set at least |
Delivery Time | 15-45 days after contract |
Payment Terms | TT/PAPAL/WESTERN UNION |
Package | Tube package+outer carton+pallets;Single box+outer carton+pallets; Tube pavkge+middle box+outer carton+pallets;According to your requirement |
NO 5. Self-Aligning Ball Bearing Models And Parameters
bearing code | d | D | B | C | C0 | Pu | reference speed | limiting speed | mass |
mm | mm | mm | kn | kn | kn | r/min | r/min | kg | |
1214 ETN9 | 70 | 125 | 24 | 35,8 | 14,6 | 0,75 | 11000 | 7000 | 1,25 |
2214 | 70 | 125 | 31 | 44,2 | 17 | 0,88 | 10000 | 6700 | 1,50 |
2214 E-2RS1TN9 | 70 | 125 | 31 | 35,8 | 14,6 | 0,75 | – | 3400 | 1,45 |
1314 | 70 | 150 | 35 | 74,1 | 27,5 | 1,34 | 8500 | 6000 | 3,00 |
2314 | 70 | 150 | 51 | 111 | 37,5 | 1,86 | 8000 | 6000 | 3,90 |
2314 M | 70 | 150 | 51 | 111 | 37,5 | 1,86 | 8000 | 6000 | 4,25 |
1215 | 75 | 130 | 25 | 39 | 15,6 | 0,8 | 10000 | 6700 | 1,35 |
1215 K | 75 | 130 | 25 | 39 | 15,6 | 0,8 | 10000 | 6700 | 1,30 |
2215 EKTN9 | 75 | 130 | 31 | 58,5 | 22 | 1,12 | 9000 | 6300 | 1,50 |
2215 ETN9 | 75 | 130 | 31 | 58,5 | 22 | 1,12 | 9000 | 6300 | 1,60 |
1315 | 75 | 160 | 37 | 79,3 | 30 | 1,43 | 8000 | 5600 | 3,55 |
1315 K | 75 | 160 | 37 | 79,3 | 30 | 1,43 | 8000 | 5600 | 3,40 |
1315 M | 75 | 160 | 37 | 79,3 | 30 | 1,43 | 8000 | 5600 | 3,95 |
2315 | 75 | 160 | 55 | 124 | 43 | 2,04 | 7500 | 5600 | 4,70 |
2315 K | 75 | 160 | 55 | 124 | 43 | 2,04 | 7500 | 5600 | 4,45 |
2315 KM | 75 | 160 | 55 | 124 | 43 | 2,04 | 7500 | 5600 | 5,05 |
2315 M | 75 | 160 | 55 | 124 | 43 | 2,04 | 7500 | 5600 | 5,30 |
1216 | 80 | 140 | 26 | 39,7 | 17 | 0,83 | 9500 | 6000 | 1,65 |
1216 K | 80 | 140 | 26 | 39,7 | 17 | 0,83 | 9500 | 6000 | 1,60 |
2216 EKTN9 | 80 | 140 | 33 | 65 | 25,5 | 1,25 | 8500 | 6000 | 1,90 |
2216 ETN9 | 80 | 140 | 33 | 65 | 25,5 | 1,25 | 8500 | 6000 | 2,00 |
1316 | 80 | 170 | 39 | 88,4 | 33,5 | 1,5 | 7500 | 5300 | 4,20 |
1316 K | 80 | 170 | 39 | 88,4 | 33,5 | 1,5 | 7500 | 5300 | 4,05 |
2316 | 80 | 170 | 58 | 135 | 49 | 2,24 | 7000 | 5300 | 6,10 |
2316 K | 80 | 170 | 58 | 135 | 49 | 2,24 | 7000 | 5300 | 5,90 |
2316 KM | 80 | 170 | 58 | 135 | 49 | 2,24 | 7000 | 5300 | 6,05 |
2316 M | 80 | 170 | 58 | 135 | 49 | 2,24 | 7000 | 5300 | 6,25 |
1217 | 85 | 150 | 28 | 48,8 | 20,8 | 0,98 | 9000 | 5600 | 2,05 |
1217 K | 85 | 150 | 28 | 48,8 | 20,8 | 0,98 | 9000 | 5600 | 2,00 |
2217 | 85 | 150 | 36 | 58,5 | 23,6 | 1,12 | 8000 | 5600 | 2,50 |
2217 K | 85 | 150 | 36 | 58,5 | 23,6 | 1,12 | 8000 | 5600 | 2,40 |
1317 | 85 | 180 | 41 | 97,5 | 38 | 1,7 | 7000 | 4800 | 5,00 |
1317 K | 85 | 180 | 41 | 97,5 | 38 | 1,7 | 7000 | 4800 | 4,90 |
2317 KM | 85 | 180 | 60 | 140 | 51 | 2,28 | 6700 | 4800 | 6,80 |
2317 M | 85 | 180 | 60 | 140 | 51 | 2,28 | 6700 | 4800 | 7,05 |
1218 | 90 | 160 | 30 | 57,2 | 23,6 | 1,08 | 8500 | 5300 | 2,50 |
1218 K | 90 | 160 | 30 | 57,2 | 23,6 | 1,08 | 8500 | 5300 | 2,40 |
2218 | 90 | 160 | 40 | 70,2 | 28,5 | 1,32 | 7500 | 5300 | 3,40 |
2218 K | 90 | 160 | 40 | 70,2 | 28,5 | 1,32 | 7500 | 5300 | 3,20 |
1318 | 90 | 190 | 43 | 117 | 44 | 1,93 | 6700 | 4500 | 5,80 |
1318 K | 90 | 190 | 43 | 117 | 44 | 1,93 | 6700 | 4500 | 5,60 |
Item | old item | d | D | h (mm) |
Cr | Cor | grease | oil | weight |
(mm) | (mm) | (kN) | (kN) | (r/min) | (r/min) | (kg) | |||
2200 | 1500 | 10 | 30 | 14 | 7.4 | 1.6 | 23000 | 29000 | 0.047 |
2201 | 1501 | 12 | 32 | 14 | 7.65 | 1.75 | 21000 | 26000 | 0.053 |
2202 | 1502 | 15 | 35 | 14 | 7.7 | 1.85 | 18000 | 22000 | 0.06 |
2203 | 1503 | 17 | 40 | 16 | 9.8 | 2.4 | 16000 | 20000 | 0.088 |
2204 | 1504 | 20 | 47 | 18 | 12.6 | 3.3 | 14000 | 17000 | 0.14 |
2205 | 1505 | 25 | 52 | 18 | 12.6 | 3.3 | 12000 | 15000 | 0.163 |
2206 | 1506 | 30 | 62 | 20 | 15.6 | 4.65 | 1000 | 12000 | 0.26 |
2207 | 1507 | 35 | 72 | 23 | 21.6 | 6.6 | 8500 | 10000 | 0.403 |
2208 | 1508 | 40 | 80 | 23 | 22.522.4 | 7.4 | 7600 | 9300 | 0.505 |
2209 | 1509 | 45 | 85 | 23 | 23.3 | 8.15 | 7000 | 8500 | 0.545 |
2210 | 1510 | 50 | 90 | 23 | 23.3 | 8.5 | 6500 | 7900 | 0.59 |
2211 | 1511 | 55 | 100 | 25 | 26.8 | 10 | 5800 | 7100 | 0.81 |
2212 | 1512 | 60 | 110 | 28 | 34.1 | 12.6 | 5300 | 6500 | 1.09 |
2213 | 1513 | 65 | 120 | 31 | 43.5 | 16.4 | 4900 | 5900 | 1.46 |
2214 | 1514 | 70 | 125 | 31 | 44 | 17 | 4500 | 5600 | 1.62 |
2215 | 1515 | 75 | 130 | 31 | 44.2 | 17.8 | 4300 | 5300 | 1.62 |
2216 | 1516 | 80 | 140 | 33 | 49 | 19.9 | 4100 | 5000 | 2.01 |
2217 | 1517 | 85 | 150 | 36 | 58.3 | 23.6 | 3800 | 4600 | 2.52 |
2218 | 1518 | 90 | 160 | 40 | 67.7 | 27.2 | 3500 | 4300 | 3.4 |
Why Choose Us
We are an industrial and trading company.We have our own brand: SFNB .If you interested in our product,I can take you to visit our factory.
Our factory have advanced testing equipment,before the every product leave the factory,we will be testing.We can send samples to you,you can test the quality,and if you accept the sample quality,we can promise: the follow-up orders’ quality will be the same as samples.
About ordinary standard type of bearing ,We have rich inventory,not have MOQ,if your need a product is Non-standard size,need customize,we will according the product size to determine the MOQ.
Our company can accept OEM,you can send sample to me,we can manufacturing products the same as sample.Meanwhile,we also can accept some well-known brands of OEM,
If the amount of money is less,you can pay it by Paypal or Alipay.Of course you can payment by TT or Western Union etc.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Precision: | P0 P6 P5 P4 |
---|---|
Seals Type: | Open/2RS/Zz |
Weight: | 0.22kg |
Inner Diameter: | 30mm |
Outer Diameter: | 62mm |
Thickness: | 16mm |
Customization: |
Available
| Customized Request |
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What is the role of cage design and materials in self-aligning bearing performance and durability?
The cage design and materials used in self-aligning bearings play a crucial role in determining their performance and durability. Here’s a detailed explanation:
- Guiding and Retaining Rolling Elements:
The primary function of the cage in a self-aligning bearing is to guide and retain the rolling elements, such as balls or rollers, in their proper positions. The cage prevents the rolling elements from contacting and rubbing against each other, ensuring smooth and controlled movement within the bearing. By providing precise spacing and alignment, the cage maintains the integrity of the bearing assembly and optimizes load distribution. It also minimizes the risk of damage or premature wear caused by improper positioning or collision of the rolling elements.
- Reducing Friction and Heat Generation:
The cage design and materials can significantly impact the friction and heat generation within the self-aligning bearing. An efficient cage design ensures proper lubrication distribution by allowing the lubricant to reach all the critical contact points between the rolling elements and raceways. This reduces friction and minimizes the associated heat generation, leading to improved overall bearing efficiency and reduced energy losses. Additionally, the choice of materials for the cage should consider factors such as low friction coefficients and good thermal conductivity to further optimize performance.
- Maintaining Alignment and Stability:
Self-aligning bearings are designed to accommodate misalignment between the shaft and the housing. The cage plays a vital role in maintaining the alignment and stability of the rolling elements, ensuring that they stay properly seated and aligned during operation. A well-designed cage provides sufficient space and support for the rolling elements to adjust and align themselves, even under dynamic conditions or when subjected to external forces. This enables the self-aligning bearing to continue operating smoothly and efficiently, minimizing the risk of excessive stress, wear, or premature failure.
- Enhancing Durability and Service Life:
The cage design and materials significantly impact the durability and service life of self-aligning bearings. A robust and durable cage is essential for withstanding the loads, impact forces, and vibrations that can occur during operation. The cage should be resistant to wear, fatigue, and corrosion to ensure long-term performance and reliability. By selecting appropriate cage materials, such as high-strength steels, thermoplastics, or engineered polymers, manufacturers can enhance the durability and service life of self-aligning bearings in various operating conditions.
- Reducing Weight and Inertia:
The cage design and materials also influence the weight and inertia of the self-aligning bearing. Lighter cage materials, such as certain polymers or composite materials, can help reduce the overall weight of the bearing assembly. This has several benefits, including lower energy consumption, reduced centrifugal forces, and improved dynamic performance. By minimizing the weight and inertia of the cage, self-aligning bearings can operate at higher speeds, exhibit improved response times, and potentially achieve higher levels of performance and efficiency.
Overall, the cage design and materials used in self-aligning bearings are critical factors in determining their performance, durability, and overall efficiency. A well-designed cage facilitates proper guidance and retention of the rolling elements, reduces friction and heat generation, maintains alignment and stability, enhances durability and service life, and contributes to overall weight optimization. By considering the specific application requirements and selecting the appropriate cage design and materials, engineers can optimize the performance and durability of self-aligning bearings in a wide range of industrial applications.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-02-18
China factory CZPT Cheap Price Auto Part Steel Cage or Brass Cage Self-Aligning Roller Bearing Spherical Roller Bearing 24030cc/W33 From China Bearing Factory bearing assembly
Product Description
Zys Cheap Price Auto Part Steel Cage or Brass Cage Self-Aligning Roller Bearing Spherical Roller Bearing 24030cc/W33 from China bearing factory
Product Description
Application of spherical roller bearing:
Continuous Casting Machines
Mechanical Fans and Blowers
Gearbox and Pumps
Wind Turbines
Material Handling
Marine Propulsion and Offshore Drilling
Mining and Construction Equipment
Pulp and Paper Processing Equipment
Spherical roller bearings have 2 rows of rollers that are mainly used for withstanding radial loads and also axial loads in either direction. Self-aligning roller bearings have high radial load capacity, especially suitable for heavy load or vibration load, but can not withstand the axial load. Spherical roller thrust bearings have good self-aligning properties and can compensate for the coaxiality error.
Product Parameters
Product Name | Spherical Roller Bearing |
Precision Rating | P6, P0, P5, P4, P2 |
Material | Bearing Steel (GCr15) |
Clearance | C0 C1 C2 C3 C4 C5 |
Vibration & Noisy | Z1, Z2, Z3 V1, V2, V3 |
Cage | Brass, Nylon, Steel |
Seal | ZZ, 2RS |
Features | High Precision, High Speed, Long Life, High Reliability, Low Noise, Reduce Friction |
Certification | ISO 9001: 2008 |
Packing | 1. Neutral Packing Bearing 2. Industrial Packing 3. Commercial Packing Bearing 4. Customize |
Delivery Time | 7 Days After The Order is Confirmed |
Shippment | 1. By Sea 2. By Air 3. By Express |
Table list of Spherical Roller Bearing
Model | Boundary Dimensions (mm) | Basic Load Rating (KN) | Mass | |||||
D | D | B | C | Co | Kg | |||
21307 | 21307K | 21307W33 | 35 | 80 | 21 | 70.70 | 73.30 | 0.547 |
21308 | 21308K | 21308W33 | 40 | 90 | 23 | 87.60 | 92.00 | 0.751 |
21309 | 21309K | 21309W33 | 45 | 100 | 25 | 105.00 | 112.00 | 1.571 |
21310 | 21310K | 21310W33 | 50 | 110 | 27 | 121.00 | 129.00 | 1.300 |
21311 | 21311K | 21311W33 | 55 | 120 | 29 | 141.00 | 152.00 | 1.660 |
21312 | 21312K | 21312W33 | 60 | 130 | 31 | 165.00 | 175.00 | 1.990 |
21313 | 21313K | 21313W33 | 65 | 140 | 33 | 186.00 | 197.00 | 2.450 |
21314 | 21314K | 21314W33 | 70 | 150 | 35 | 206.00 | 223.00 | 2.980 |
21315 | 21315K | 21315W33 | 75 | 160 | 37 | 249.00 | 270.00 | 3.630 |
21316 | 21316K | 21316W33 | 80 | 170 | 39 | 272.00 | 306.00 | 4.290 |
21317 | 21317K | 21317W33 | 85 | 180 | 41 | 297.00 | 351.00 | 5.190 |
21318 | 21318K | 21318W33 | 90 | 190 | 43 | 320.00 | 387.00 | 6.090 |
21319 | 21319K | 21319W33 | 95 | 200 | 45 | 366.00 | 500.00 | 7.150 |
21320 | 21320K | 21320W33 | 100 | 215 | 47 | 397.00 | 546.00 | 8.810 |
21322 | 21322K | 21322W33 | 110 | 240 | 50 | 460.00 | 634.00 | 9.460 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
150 | 225 | 56 | 2.1 | 338 | 768 | 23030 | 305710 | 8.91 | 1700 | 2200 |
150 | 225 | 56 | 2.1 | 338 | 768 | 23030/W33 | 305710Y | 8.85 | 1700 | 2200 |
150 | 225 | 75 | 2.1 | 564 | 1040 | 24030CC/W33 | 10.5 | 1300 | 1700 | |
150 | 250 | 100 | 2.1 | 890 | 1600 | 24130C | 457130 | 20.4 | 1000 | 1400 |
150 | 250 | 100 | 2.1 | 890 | 1600 | 24130C/W33 | 457130Y | 20 | 1000 | 1400 |
150 | 270 | 73 | 3 | 738 | 1100 | 22230C | 53530 | 18.9 | 1600 | 2000 |
150 | 270 | 96 | 3 | 935 | 1520 | 23230C/W33 | 357130Y | 24.3 | 1100 | 1500 |
150 | 320 | 108 | 4 | 1270 | 1850 | 22330CA/W33 | 53630HY | 41.7 | 1000 | 1400 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
160 | 240 | 60 | 2.1 | 376 | 825 | 23032 | 305712 | 13.5 | 1700 | 2200 |
160 | 240 | 60 | 2.1 | 376 | 825 | 23032/W33 | 305712Y | 13.4 | 1700 | 2200 |
160 | 240 | 80 | 2.1 | 652 | 1230 | 24032C | 457132 | 12.9 | 1100 | 1500 |
160 | 240 | 80 | 2.1 | 652 | 1230 | 24032C/W33 | 457132Y | 12.8 | 1100 | 1500 |
160 | 270 | 109 | 2.1 | 1040 | 1880 | 24132C | 457132 | 25.4 | 950 | 1300 |
160 | 270 | 109 | 2.1 | 1040 | 1880 | 24132C/W33 | 457132Y | 25 | 950 | 1300 |
160 | 290 | 80 | 3 | 658 | 1140 | 22232 | 3532 | 22.2 | 1500 | 1900 |
160 | 290 | 80 | 3 | 658 | 1140 | 22232/W33 | 3532Y | 22.1 | 1500 | 1900 |
160 | 340 | 114 | 4 | 1170 | 1730 | 22332/W33 | 3632Y | 49.9 | 950 | 1300 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
170 | 260 | 67 | 2.1 | 450 | 1571 | 23034 | 305714 | 14.7 | 1600 | 2000 |
170 | 260 | 67 | 2.1 | 450 | 1571 | 23034/W33 | 305714Y | 14.6 | 1600 | 2000 |
170 | 280 | 109 | 2.1 | 700 | 1200 | 24134/W33 | – | 27 | 1300 | 1700 |
170 | 310 | 86 | 4 | 22234 | 1300 | |||||
170 | 310 | 86 | 4 | 730 | 1300 | 22234/W33 | 3534Y | 27.2 | 1300 | 1700 |
170 | 310 | 110 | 4 | 1160 | 1835 | 23234CA | 357134H | 37.1 | 950 | 1300 |
170 | 360 | 120 | 4 | 22334 | 950 | |||||
170 | 360 | 120 | 4 | 1200 | 2060 | 22334/W33 | 3634Y | 59.3 | 950 | 1300 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
180 | 280 | 100 | 2.1 | 930 | 1820 | 24036 | 405716 | 22.5 | 950 | 1300 |
180 | 280 | 100 | 2.1 | 930 | 1820 | 24036/W33 | 405716Y | 22.3 | 950 | 1300 |
180 | 300 | 96 | 3 | 695 | 1480 | 23136 | 305716 | 27.1 | 1100 | 1500 |
180 | 300 | 96 | 3 | 695 | 1480 | 23136/W33 | 305716Y | 26.8 | 1100 | 1500 |
180 | 300 | 96 | 3 | 695 | 1480 | 23136/C9 | 305716U | 27.1 | 1100 | 1500 |
180 | 300 | 96 | 3 | 695 | 1480 | 23136/W33YA2 | 305716KY | 26.8 | 1100 | 1500 |
180 | 300 | 96 | 3 | 695 | 1480 | 23136N | 325716 | 26.4 | 1100 | 1500 |
180 | 320 | 86 | 4 | 750 | 1370 | 22236 | 3536 | 28.6 | 1300 | 1700 |
180 | 320 | 86 | 4 | 750 | 1370 | 22236/W33 | 3536Y | 28.3 | 1300 | 1700 |
180 | 320 | 112 | 4 | 1280 | 2170 | 23236CA | 357136H | 39.6 | 900 | 1200 |
180 | 320 | 112 | 4 | 1280 | 2170 | 23236CA/W33 | 357136HY | 39.5 | 900 | 1200 |
180 | 320 | 112 | 4 | 1280 | 2170 | 23236CA/W33YA2 | 357136HKY | 39.4 | 900 | 1200 |
180 | 380 | 126 | 4 | 1430 | 2210 | 22336 | 3636 | 80.7 | 900 | 1200 |
180 | 380 | 126 | 4 | 1430 | 2210 | 22336/W33 | 3636Y | 79.9 | 900 | 1200 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
190 | 280 | 67 | 2.5 | 542 | 978 | 2638 | 3738 | 13.7 | 1000 | 1400 |
190 | 290 | 75 | 2.1 | 626 | 1230 | 23038 | 305718 | 20.5 | 1300 | 1700 |
190 | 290 | 75 | 2.1 | 626 | 1230 | 23038/W33 | 305718Y | 20.3 | 1300 | 1700 |
190 | 320 | 128 | 3 | 1200 | 2100 | 24138CA/W33 | – | 42 | 850 | 1100 |
190 | 340 | 92 | 4 | 1070 | 1650 | 22238CA | 53538H | 36 | 1200 | 1600 |
190 | 340 | 120 | 4 | 1410 | 2490 | 23238CA | 357138H | 51 | 850 | 1100 |
190 | 400 | 132 | 5 | 1400 | 2530 | 22338 | 3638 | 80.6 | 850 | 1100 |
190 | 400 | 132 | 5 | 1400 | 2530 | 22338/W33 | 3638Y | 79.7 | 850 | 1100 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | |||||
mm | r/min | |||||||||
d | D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
200 | 310 | 82 | 2.1 | 655 | 1310 | 23040 | 35710 | 26.2 | 1200 | 1600 |
200 | 310 | 82 | 2.1 | 655 | 1310 | 23040/W33 | 35710Y | 26 | 1200 | 1600 |
200 | 310 | 109 | 2.1 | 900 | 1830 | 24040CA/W33 | – | 30.5 | 1100 | 1500 |
200 | 340 | 112 | 3 | 930 | 2571 | 23140 | 305710 | 50.9 | 950 | 1300 |
200 | 340 | 112 | 3 | 930 | 2571 | 23140/W33 | 305710Y | 50.5 | 950 | 1300 |
200 | 340 | 140 | 3 | 1530 | 2950 | 24140C | 457140 | 52 | 800 | 1000 |
200 | 340 | 140 | 3 | 1530 | 2950 | 24140C/W33 | 457140Y | 51.9 | 800 | 1000 |
200 | 360 | 98 | 4 | 940 | 1740 | 22240 | 3540 | 44.7 | 1100 | 1500 |
200 | 360 | 98 | 4 | 940 | 1740 | 22240/W33 | 3540Y | 44.2 | 1100 | 1500 |
200 | 360 | 128 | 4 | 1000 | 1800 | 23240/W33 | 3003240Y | 56.5 | 950 | 1300 |
200 | 420 | 114 | 4 | 1600 | 2600 | 22246 | 3546 | 69.5 | 750 | 950 |
200 | 420 | 138 | 5 | 1530 | 2720 | 22340 | 3640 | 95.3 | 850 | 1100 |
200 | 420 | 138 | 5 | 1530 | 2720 | 22340/W33 | 3640Y | 95 | 850 | 1100 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
320 | 76 | 3 | 758 | 1280 | 2644 | 3844 | 21.6 | 1000 | 1400 |
370 | 120 | 4 | 1050 | 2350 | 23144 | 305714 | 54 | 900 | 1200 |
370 | 120 | 4 | 1050 | 2350 | 23144/W33 | 305714Y | 53.5 | 900 | 1200 |
400 | 108 | 4 | 1200 | 2220 | 22244 | 3544 | 57.6 | 950 | 1300 |
400 | 108 | 4 | 1200 | 2220 | 22244/W33 | 3544Y | 57.1 | 950 | 1300 |
400 | 144 | 4 | 2070 | 3620 | 23244 | 3003244 | 94.6 | 750 | 950 |
400 | 144 | 4 | 2070 | 3620 | 23244/W33 | 3003244Y | 94.2 | 750 | 950 |
460 | 145 | 5 | 1700 | 3200 | 22344 | 3644 | 130 | 750 | 950 |
460 | 145 | 5 | 1700 | 3200 | 22344/W33 | 3644Y | 129 | 750 | 950 |
mm | Chamfer | Basic Load Ratings | Designation | Weight | r/min | ||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
420 | 114 | 4 | 1600 | 2600 | 22246 | 3546 | 69.5 | 750 | 950 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
360 | 92 | 3 | 820 | 2060 | 23048 | 35718 | 37.6 | 1000 | 1400 |
360 | 92 | 3 | 820 | 2060 | 23048/W33 | 35718Y | 37.4 | 1000 | 1400 |
360 | 118 | 3 | 1000 | 2200 | 24048CA/W33 | – | 41.7 | 900 | 1200 |
400 | 128 | 4 | 1200 | 2850 | 23148 | 305718 | 77.2 | 850 | 1100 |
400 | 128 | 4 | 1200 | 2850 | 23148/W33 | 305718Y | 75.2 | 850 | 1100 |
400 | 160 | 4 | 2100 | 3980 | 24148/W33 | 405718Y | 81.6 | 480 | 600 |
440 | 120 | 4 | 1870 | 2890 | 22248 | 3548 | 85 | 900 | 1200 |
440 | 160 | 4 | 2490 | 4490 | 23248 | 3003248 | 128 | 670 | 850 |
440 | 160 | 4 | 2490 | 4490 | 23248/W33 | 3003248Y | 127 | 670 | 850 |
500 | 155 | 5 | 1780 | 3250 | 22348 | 3648 | 154 | 670 | 850 |
500 | 155 | 5 | 1780 | 3250 | 22348/W33 | 3648Y | 153 | 670 | 850 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
365 | 87 | 3 | 950 | 1650 | 2650 | 3750 | 32.2 | 1000 | 1400 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
360 | 57 | 2.1 | 800 | 1500 | 23952CA/W33 | – | 22.5 | 1000 | 1400 |
400 | 104 | 4 | 1000 | 2450 | 23052 | 305712 | 51.5 | 900 | 1200 |
400 | 104 | 4 | 1000 | 2450 | 23052/W33 | 305712Y | 51.2 | 900 | 1200 |
400 | 140 | 4 | 1300 | 3000 | 24052CA/W33 | – | 64.4 | 850 | 1100 |
440 | 144 | 4 | 1450 | 3320 | 23152 | 305712 | 96 | 800 | 1000 |
440 | 180 | 4 | 2660 | 5180 | 24152C/W33 | 457152Y | 113 | 800 | 1000 |
480 | 130 | 5 | 2160 | 3400 | 22252CA | 53552H | 105 | 850 | 1100 |
480 | 174 | 5 | 2800 | 4550 | 23252C/W33 | 357152Y | 140 | 630 | 800 |
480 | 174 | 5 | 2800 | 4550 | 23252CA | 357152H | 151 | 630 | 800 |
480 | 174 | 5 | 2800 | 4550 | 23252CA/W33 | 357152HY | 151 | 630 | 800 |
490 | 153 | 4 | 2070 | 3650 | 2652 | 3752 | 140 | 670 | 850 |
540 | 165 | 6 | 2250 | 4190 | 22352 | 3652 | 193 | 630 | 800 |
540 | 165 | 6 | 2250 | 4190 | 22352/W33 | 3652Y | 192 | 630 | 800 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
380 | 75 | 2.1 | 800 | 1500 | 23956CA/W33 | 3113956Y | 24.5 | 900 | 1200 |
420 | 106 | 4 | 1100 | 2680 | 23056 | 305716 | 62 | 850 | 1100 |
420 | 106 | 4 | 1100 | 2680 | 23056/W33 | 305716Y | 61.5 | 850 | 1100 |
420 | 140 | 4 | 1200 | 2800 | 24056CA/W33 | – | 67.2 | 800 | 1000 |
460 | 146 | 5 | 1590 | 3630 | 23156 | 305716 | 95.5 | 750 | 950 |
460 | 180 | 5 | 2000 | 4100 | 24156CA/W33 | – | 119 | 750 | 950 |
500 | 130 | 5 | 1690 | 3380 | 22256 | 3556 | 126 | 800 | 1000 |
500 | 130 | 5 | 1690 | 3380 | 22256/W33 | 3556Y | 124 | 800 | 1000 |
500 | 176 | 5 | 2880 | 4900 | 23256 | 3003256 | 153 | 600 | 750 |
500 | 176 | 5 | 2880 | 4900 | 23256/W33 | 3003256Y | 152 | 600 | 750 |
580 | 175 | 6 | 3500 | 5150 | 22356 | 3656 | 238 | 600 | 750 |
580 | 175 | 6 | 3500 | 5150 | 22356/W33 | 3656Y | 238 | 600 | 750 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
460 | 118 | 4 | 1260 | 3070 | 23060 | 30 0571 0 | 75.2 | 800 | 1000 |
460 | 118 | 4 | 1260 | 3070 | 23060/W33 | 30 0571 0Y | 74.6 | 800 | 1000 |
460 | 160 | 4 | 2360 | 5571 | 24060C/W33 | 457160Y | 101 | 600 | 750 |
500 | 160 | 5 | 2670 | 4800 | 23160 | 30 0571 0 | 134 | 670 | 850 |
500 | 160 | 5 | 2670 | 4800 | 23160/W33 | 30 0571 0Y | 133 | 670 | 850 |
500 | 200 | 5 | 3100 | 5800 | 24160C | 457160 | 160 | 530 | 670 |
500 | 200 | 5 | 3100 | 580 | 24160C/W33 | 457160Y | 159 | 530 | 670 |
540 | 140 | 5 | 2610 | 4250 | 22260 | 3560 | 143 | 750 | 950 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
440 | 90 | 3 | 1060 | 2390 | 23964K | 3113964 | 45.1 | 900 | 1200 |
480 | 121 | 4 | 1380 | 3260 | 23064 | 30 0571 4 | 81.5 | 800 | 1000 |
480 | 121 | 4 | 1380 | 3260 | 23064/W33 | 30 0571 4Y | 80.9 | 800 | 1000 |
480 | 160 | 4 | 2440 | 5050 | 24064 | 40 0571 4 | 103 | 560 | 700 |
540 | 218 | 5 | 3550 | 6650 | 24164 | 40 0571 4 | 252 | 480 | 600 |
540 | 218 | 5 | 3550 | 6650 | 24164/W33 | 40 0571 4Y | 251 | 480 | 600 |
580 | 208 | 5 | 3900 | 6900 | 23264 | 3003264 | 260 | 500 | 630 |
580 | 208 | 5 | 3900 | 6900 | 23264/W33 | 3003264Y | 259 | 500 | 630 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
460 | 90 | 3 | 1330 | 2840 | 23968 | 30 0571 8 | 50.5 | 900 | 1200 |
520 | 133 | 5 | 1580 | 3810 | 23068 | 30 0571 8 | 109 | 700 | 900 |
520 | 133 | 5 | 1580 | 3810 | 23068/W33 | 30 0571 8Y | 109 | 700 | 900 |
520 | 180 | 5 | 2920 | 6050 | 24068/W33 | 40 0571 8Y | 160 | 530 | 670 |
580 | 190 | 5 | 3200 | 6200 | 23168/W33 | 300368Y | 207 | 500 | 630 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
480 | 90 | 3 | 1130 | 2710 | 23972 | 3003972 | 49.1 | 850 | 1100 |
540 | 134 | 5 | 1750 | 4180 | 23072 | 30 0571 2 | 114 | 670 | 850 |
540 | 134 | 5 | 1750 | 4180 | 23072/W33 | 30 0571 2Y | 114 | 670 | 850 |
540 | 180 | 5 | 2930 | 6100 | 24072C | 457172 | 149 | 500 | 630 |
540 | 180 | 5 | 2930 | 6100 | 24072C/W33 | 457172Y | 148 | 500 | 630 |
600 | 192 | 5 | 3800 | 7100 | 23172 | 305712 | 222 | 560 | 700 |
600 | 192 | 5 | 3800 | 7100 | 23172/W33 | 305712Y | 221 | 560 | 700 |
600 | 243 | 5 | 4300 | 8000 | 24172 | 405712 | 333 | 430 | 530 |
600 | 243 | 5 | 4300 | 8000 | 24172CA/W33 | 405712HY | 338 | 430 | 530 |
750 | 224 | 7.5 | 4180 | 7500 | 22372 | 3672 | 494 | 340 | 430 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
520 | 106 | 4 | 1870 | 4100 | 23976 | 3003976 | 73.5 | 800 | 1000 |
560 | 135 | 5 | 2500 | 5100 | 23076 | 30 0571 6 | 122 | 630 | 800 |
620 | 194 | 5 | 2680 | 6240 | 23176 | 305716 | 244 | 400 | 500 |
620 | 194 | 5 | 2680 | 6240 | 23176/W33 | 305716Y | 243 | 400 | 500 |
Dimensions | Chamfer | Basic Load Ratings | Designation | Weight | Speed limited | ||||
mm | r/min | ||||||||
D | B | rmin | Cr | Cor | Current | Original | Kgs | Grease | Oil |
590 | 142 | 6 | 2290 | 4420 | 2680 | 3880 | 145 | 400 | 500 |
600 | 148 | 5 | 2970 | 5900 | 23080 | 30 0571 0 | 165 | 600 | 750 |
600 | 148 | 5 | 2970 | 5900 | 23080/W33 | 30 0571 0Y | 165 | 600 | 750 |
650 | 200 | 6 | 4150 | 7900 | 23180 | 305710 | 239 | 380 | 480 |
650 | 250 | 6 | 4500 | 8900 | 24180 | – | 326 | 340 | 430 |
650 | 200 | 6 | 4150 | 7900 | 23180/W33 | 305710Y | 238 | 380 | 480 |
720 | 256 | 6 | 5800 | 10400 | 23280 | 3003280 | 530 | 340 | 430 |
720 | 256 | 6 | 5800 | 10400 | 23280/W33 | 3003280Y | 530 | 340 | 430 |
About ZYS
HangZhou Bearing Research Institute Co., Ltd. is a high tech enterprise specializing in the development of “high rank, precise, advanced, unique,
special” bearing products for the key units in various fields of national economic construction. Its predecessor, HangZhou Bearing Research Institute,
was established in 1958. It is the only state level comprehensive research institute in China’s bearing industry. In 1999, it entered China National
Machinery Industry Group Co., Ltd. and transformed into a science and technology enterprise.
We focus on developing high performance bearing products for key units of national economic construction. We perform batch production of various
high rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research,
development, production and sales of precision bearing, special bearing, high speed machine tool spindle, bearing special equipment, bearing
testing instruments, bearing testing machine and bearing special materials, which are widely used in the fields of aerospace, machine tools, wind
power generation, mine metallurgy, petrochemical, medical equipment, automobiles and rail transit, construction machinery, intelligent
manufacturing services, etc.
We have total assets of 2.06 billion RMB, own one research and development center, three industrial bases and cover an area of more than 47 hectares. We have advanced bearing manufacturing equipments and world first class testing equipments and have solid strength in manufacturing,
measuring and testing of bearing and related components with high precision and high reliability. We have more than 380 technical staff of bearing
related disciplines, thus we maintain a leading position in the aspects of bearing design, basic theoretical research, lubrication technology, metallic
and non-metallic materials, testing and industry standards.
Many scientific research centers, laboratory and service agencies are set in our company, including National Bearing Quality Supervision and
Inspection Center, National Bearing Accreditation Laboratory, Industrial (Rolling Bearing) Product Quality Control and Technical Evaluation
Laboratory, National Rolling Bearing Standardization Technical Committee, ISO/TC4 Domestic Technology Responsible Unit, China Bearing
Industry Association Technical Committee, Machinery Industry Occupational Skill Identification Bearing Industry Sub-center, National Rolling Bearing
Industry Technology Innovation Strategic Alliance, High-end Bearing Tribology Technology and Application National Local Joint Engineering
Laboratory, State Key Laboratory of Shield Machine and Boring Technology (Bearing), Machinery Industry High speed Precision Bearing
Engineering Research Center, ZheJiang Province Machine Tool Spindle Unit Engineering Research Center, ZheJiang Province High Performance
Bearing Technology Key Laboratory, National Postdoctoral Research Workstation, ZheJiang Province Bearing Generic Technology Academician
Workstation, State Intellectual Property Office Patent Exchange Station and so on. We have so far achieved 908 major scientific research
achievements, among which there are 31 awards of National Invention Awards and National Science and Technology Progress Awards, and 234
awards of provincial scientific and technological achievement awards.We have attained 792 granted patents, among which there are 277 patents for
inventions. In addition, we established and revised the bearing industry technical standards for over 670 times, and also issued 457 volumes of
“Bearing” magazine.
Our Advantages
ZYS Precision Bearing Quality Control and Assurance:
Austrian AICHELIN heat treatment equipment and long-life heat treatment process provide a strong guarantee for the continuous and reliable operation of bearings.
ZYS MANUFACTURING CAPACITY
ZYS Quality assurance
ZYS bearing products
Exhibition
Packaging & Shipping
FAQ
Q: Are you trading company or manufacturer?
A: CZPT is bearing manufacturer, the only first-class comprehensive research institute in China bearing industry.
Q: How do you control quality of bearing?
A: CZPT has established quality control systems for each kind of bearing and spindle. All products and services passed ISO9001-2008 Quality Certificate.
Q: What is the MOQ?
A: It depends on the bearing type. You can send inquiry or send e-mail for more information.
Q: How about the package?
A: Industrial packing in general condition (Plastic tube+ carton+ pallet). Accept design package when OEM.
Q: How long is the delivery time?
A: It will take about 10 to 40 days, depends on the model and quantity.
Q: How about the shipping?
A: We can arrange the shipment or you may have the forwarder.
Q: Is sample avaiable?
A: Yes, sample order is acceptable.
Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable. We can design the bearing with your requirements and use your own LOGO and package design.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Breadth: | 90mm |
---|---|
Inner Diameter: | 170mm |
Rated Load: | Cr:865kn Cor:1420kn |
Weight: | 17.2kg |
Outer Diameter: | 260mm |
Catogery: | Industrial Equipment & Components |
Samples: |
US$ 9/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.
How do self-aligning bearings perform in applications with varying loads and misalignment challenges?
Self-aligning bearings are specifically designed to perform exceptionally well in applications with varying loads and misalignment challenges. Here’s an in-depth explanation of their performance characteristics:
- Misalignment Compensation:
Self-aligning bearings are capable of accommodating various types of misalignment, including angular misalignment and shaft deflection. They feature a design that incorporates two rows of rolling elements, such as balls or rollers, and a spherical outer ring raceway. This design allows the bearing to self-align, adapting to misalignment caused by factors such as shaft deflection, mounting errors, thermal expansion, and vibrations. Self-aligning bearings can handle misalignment within certain limits, maintaining proper alignment between the mating components and minimizing additional stresses on the bearing.
- Load-Carrying Capacity:
Self-aligning bearings are engineered to handle high loads, both radial and axial. They have a robust construction with larger rolling elements and increased contact area, enabling them to distribute the load more effectively. This enhanced load-carrying capacity makes self-aligning bearings suitable for applications where varying loads are encountered. Whether it’s fluctuating radial loads, axial loads, or a combination of both, self-aligning bearings can handle the dynamic forces and provide reliable performance.
- Flexibility and Versatility:
Self-aligning bearings offer flexibility and versatility in applications with varying loads and misalignment challenges. They can operate in conditions where shafts are not perfectly aligned or where there are slight shaft movements. This flexibility allows for easier installation and alignment adjustments, reducing the time and effort required for precise positioning of the bearing. Additionally, self-aligning bearings are available in different designs and configurations, including ball bearings and roller bearings, providing options to match specific application requirements.
- Reduced Friction and Heat Generation:
Self-aligning bearings are designed to minimize friction and heat generation during operation. The rolling elements and raceways are precisely engineered to reduce contact stresses and optimize the distribution of forces. This results in lower friction levels and reduced heat buildup, enhancing the overall efficiency and reliability of the bearing in applications where varying loads and misalignment challenges are present.
- Extended Service Life:
Due to their ability to accommodate misalignment and handle varying loads, self-aligning bearings contribute to an extended service life of the machinery. By reducing the stresses and excessive forces on the bearing and its surrounding components, self-aligning bearings help minimize wear, prevent premature failure, and increase the overall durability of the equipment.
In summary, self-aligning bearings excel in applications with varying loads and misalignment challenges. Their ability to compensate for misalignment, handle high loads, provide flexibility in installation, and reduce friction and heat generation makes them well-suited for industries such as mining, construction, paper manufacturing, steel production, and many others where these challenges are prevalent.
How do self-aligning bearings differ from fixed or non-self-aligning bearings?
Self-aligning bearings differ from fixed or non-self-aligning bearings in several ways. Here’s a detailed explanation of the differences between these types of bearings:
- Design and Construction:
The design and construction of self-aligning bearings are distinct from fixed or non-self-aligning bearings. Self-aligning bearings have a spherical outer ring raceway, which allows for misalignment compensation. In contrast, fixed or non-self-aligning bearings typically have a cylindrical or tapered outer ring raceway, designed for precise alignment between the shaft and the housing.
- Misalignment Compensation:
The primary difference between self-aligning bearings and fixed or non-self-aligning bearings is their ability to compensate for misalignment. Self-aligning bearings can accommodate angular misalignment, axial misalignment, and shaft deflection, whereas fixed or non-self-aligning bearings have limited tolerance for misalignment and require precise alignment during installation.
- Load Distribution:
Self-aligning bearings distribute the load more evenly across the rolling elements and raceways, thanks to their ability to accommodate misalignment. This helps reduce localized stresses and minimize the risk of premature failure. Fixed or non-self-aligning bearings, without the ability to compensate for misalignment, may experience uneven loading and increased stress on specific areas, leading to accelerated wear and potential failure.
- Friction and Wear:
Due to their misalignment compensation capability, self-aligning bearings help reduce friction and wear. Misalignment in fixed or non-self-aligning bearings can cause increased friction and localized wear, leading to reduced bearing life. Self-aligning bearings distribute the load more evenly, minimizing friction and wear on the rolling elements and raceways, resulting in improved reliability and longevity.
- Application Range:
The different design and misalignment compensation capability of self-aligning bearings make them suitable for a broader range of applications compared to fixed or non-self-aligning bearings. Self-aligning bearings are commonly used in applications where misalignment is expected, such as heavy machinery, conveyor systems, and mining equipment. Fixed or non-self-aligning bearings are typically employed in applications that require precise alignment, such as machine tools or high-precision equipment.
- Installation and Maintenance:
Self-aligning bearings offer easier installation and maintenance compared to fixed or non-self-aligning bearings. The self-aligning capability of these bearings allows for more flexibility during the installation process, accommodating slight misalignments. In contrast, fixed or non-self-aligning bearings require careful alignment procedures to ensure proper functioning. Additionally, self-aligning bearings are often designed for easier maintenance, enabling tasks such as re-greasing or replacement without extensive disassembly.
In summary, self-aligning bearings differ from fixed or non-self-aligning bearings in their design, misalignment compensation capability, load distribution, friction and wear characteristics, application range, and ease of installation and maintenance. These differences make self-aligning bearings particularly suitable for applications where misalignment is expected or dynamic operating conditions are present.
editor by CX 2024-02-12
China supplier Car Auto Bearing Steel Industrial Machinery Self Aligning Bearing 1316 Bearing in Good Price double row ball bearing
Product Description
Product Description
Double Row Self-aligning Ball Bearing | |||
1204 | 1305 | 11204 | 2205 |
1205 | 1306 | 11205 | 2205K |
1206 | 1307 | 11206 | 2206 |
1207 | 1307 | 11207 | 2206K |
1208 | 1308 | 11208 | 2207 |
1209 | 1309 | 11209 | 2207K |
1210 | 1310 | 11210 | 2208 |
1211 | 1312 | 11211 | 2208K |
1212 | 1313 | 11212 | 2209 |
1213 | 1314 | 11214 | 2209K |
1214 | 1315 | 11215 | 2210 |
1215 | 1316 | 11216 | 2210K |
1216 | 1318 | 11217 | 2211 |
1217 | 1320 | 11218 | 2211K |
11305 | 2212 | ||
11306 | 2212K | ||
11307 | 2213 | ||
11308 | 2213K | ||
11309 | 22147 | ||
11310 | 2214K | ||
11311 | 2215 | ||
11312 | 2215K | ||
11313 | 2216 | ||
11314 | 2216K | ||
11315 | 2217 | ||
11316 | 2217K | ||
11317 | 2304 | ||
11318 | 2304K |
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
FIELDS OF APPLICATION
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking
machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,
large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,
energy industry, automobiles, trucks, etc.
Packaging & Shipping
Plastic bag + single box + carton + tray;Industrial packaging + carton + pallet;
We also can According to your requirements to change.
Company Profile
HangZhou CZPT Trading Co., Ltd. was founded in August 2014. It is a bearing manufacturer integrating research, development and sale of bearings, with a floor area of 18,000 square meters and a plant area of 4,800 square meters. The company has a state-level enterprise technology center and a number of provincial high-tech enterprises with strong technical strength. our company was honored as competitive brand in the market.
Equipped with modern production equipment and advanced detection instruments, the company specially produces Bearings including 3 varieties of spherical roller bearings, namely cylindrical roller bearings, tapered roller bearings and thrust
spherical roller bearings, Automobile Hub Bearing,to replace imported high-end products.
With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical, mining,
petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machineryand port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries
and areas such as the United States, Canada, Italy, Russia, German and South Africa.
We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service.
The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
OEM: | Available |
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Contact Angle: | 15° |
Aligning: | Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Double |
Load Direction: | Radial Bearing |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Are there specific considerations for choosing self-aligning bearings in applications with challenging operating conditions or varying misalignment requirements?
Yes, there are specific considerations to take into account when choosing self-aligning bearings for applications with challenging operating conditions or varying misalignment requirements. Here’s a detailed explanation:
- Operating Conditions:
When selecting self-aligning bearings for challenging operating conditions, it’s important to consider factors such as temperature, speed, load, and environmental conditions. High temperatures, extreme speeds, heavy loads, and harsh environments can all impact the performance and durability of the bearing. In such cases, it may be necessary to choose self-aligning bearings with special heat-resistant materials, high-speed capabilities, increased load-carrying capacity, or enhanced corrosion resistance. Additionally, proper lubrication selection and maintenance practices become crucial to ensure optimal performance and longevity of the bearings.
- Misalignment Requirements:
Self-aligning bearings are specifically designed to accommodate misalignment between the shaft and the housing. However, different applications may have varying misalignment requirements. It’s important to consider the magnitude and type of misalignment that the bearing will experience. Some self-aligning bearings can accommodate larger misalignments, while others are designed for smaller or specific types of misalignments, such as angular or parallel misalignment. Understanding the misalignment characteristics of the application is essential to select the appropriate self-aligning bearings that can effectively handle the expected misalignment conditions.
- Load Capacity and Dynamic Performance:
In applications with challenging operating conditions, it’s crucial to assess the load capacity and dynamic performance requirements of the self-aligning bearings. Heavy loads, shock loads, or vibrations can significantly affect the bearing’s performance and service life. It’s important to choose self-aligning bearings with adequate load-carrying capacity, high shock resistance, and robust construction to withstand the demanding conditions. Additionally, the dynamic performance of the bearing, including factors such as rotational speed, acceleration, and deceleration, should be carefully evaluated to ensure that the selected bearings can meet the application’s performance requirements.
- Sealing and Contamination Prevention:
In challenging operating conditions, effective sealing and contamination prevention become crucial for self-aligning bearings. Dust, dirt, moisture, and other contaminants can significantly impact the bearing’s performance and service life. It’s important to select self-aligning bearings with appropriate sealing solutions, such as contact seals, non-contact seals, or hybrid seals, depending on the specific application requirements. These seals help prevent the ingress of contaminants and maintain the integrity of the bearing’s internal components, ensuring reliable operation even in harsh environments.
- Lubrication and Maintenance:
Lubrication and maintenance practices are critical considerations for self-aligning bearings in challenging operating conditions. Proper lubrication selection, including the choice of lubricant type, viscosity, and replenishment frequency, is essential to ensure optimal bearing performance and minimize the risk of premature wear or failure. Additionally, adhering to appropriate maintenance practices, such as regular inspections, re-lubrication, and monitoring of operating conditions, can help identify any potential issues early on and prevent costly downtime or unexpected failures.
By considering these specific factors and requirements, engineers can choose the most suitable self-aligning bearings for applications with challenging operating conditions or varying misalignment requirements. Taking into account the unique demands of the application ensures optimal performance, durability, and reliability of the self-aligning bearings in even the most demanding environments.
Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.
How do self-aligning bearings compensate for misalignment in machinery?
Self-aligning bearings are designed to compensate for misalignment in machinery, allowing them to accommodate angular misalignment, axial misalignment, and shaft deflection. Here’s a detailed explanation of how self-aligning bearings achieve misalignment compensation:
- Spherical Outer Ring Raceway:
The key feature of self-aligning bearings is their spherical outer ring raceway. This raceway is designed to have a curvature that matches the spherical shape of the rolling elements, such as balls or rollers. The spherical outer ring raceway allows the bearing to tilt or swivel in response to misalignment, enabling it to self-align with the mating components.
- Rolling Element Design:
The rolling elements in self-aligning bearings are carefully designed to facilitate misalignment compensation. For example, spherical roller bearings have barrel-shaped rollers, while self-aligning ball bearings have two rows of balls. These rolling elements can adjust their positions within the bearing, redistributing the load and accommodating misalignment between the shaft and the housing.
- Internal Clearance:
Self-aligning bearings often have a larger internal clearance compared to fixed or non-self-aligning bearings. This additional clearance provides space for the bearing components to move and adjust their positions during misalignment. The internal clearance allows the bearing to properly distribute the load, reduce friction, and prevent excessive stress on the rolling elements and raceways.
- Flexible Mounting:
Self-aligning bearings offer flexibility in their mounting arrangements. They can tolerate slight misalignments during installation, which simplifies the alignment process. This flexibility is particularly beneficial in applications where thermal expansion, shaft deflection, or other dynamic factors may cause misalignment during operation.
- Load Distribution:
When misalignment occurs, self-aligning bearings distribute the load more evenly across the rolling elements and raceways. This even load distribution helps reduce localized stresses and minimizes the risk of premature failure. By accommodating misalignment, self-aligning bearings allow for smoother operation and improved reliability in machinery.
It’s important to note that while self-aligning bearings can compensate for certain degrees of misalignment, there are limits to their misalignment capability. Excessive misalignment beyond the bearing’s specified limits can lead to increased friction, reduced bearing life, and potential damage. Therefore, it is crucial to follow the manufacturer’s guidelines and recommendations regarding misalignment limits and operating conditions to ensure optimal performance and longevity of self-aligning bearings in machinery.
editor by CX 2024-02-04
China high quality China 1688 Manufacturer Hot Sale High Quality Low Price CZPT Sales Service Auto Parts 239/710 Ca/W33, 239/710 Cak/W33 Self Aligning Spherical Roller Bearing with Hot selling
Product Description
Welcome to HangZhou XIHU (WEST LAKE) DIS. FLIGHT SEIKO MACHINERY CO.,LTD !
We offer a wide variety of precision machining capabilities including high quality precision machined parts,
Mechanical assemblies,and cutom fabrication for automobile,textile machinery,construction machinery etc.
Our manufacturing and process capabilities are ISO9000 Certified.
Heavy duty needle roller bearing is composed of 1 or 2 rings and needle roller group with cage. According to different applications, it can be divided into bearings with or without inner rings. Therefore, the solid ring needle roller bearing can meet the requirements of light weight, small space occupation and high power transmission. The solid ring needle roller bearing has smaller volume and higher bearing capacity. Structure type outer ring double rib (or double lock ring) with cage needle roller bearing Na, NAV, NKI type can be respectively installed with inner ring and outer ring (with lock ring, full set of needle roller and cage), with high authorized speed, which can be divided into single row and double row. If the shaft cannot be used as a raceway, i.e. if it is not possible or economical to grind the shaft for hardening, this type of needle roller bearing with inner ring can be used
Characteristic of heavy duty needle roller bearing
Designation |
Shaft |
Mass |
Dimensions(mm) |
Basic Load Ratings |
Limiting |
||||
P.No. |
Diameter |
|
FW |
D |
C |
r |
Cr |
Cor |
Speed |
|
mm |
g |
|
|
|
Min. |
Kn |
Kn |
rpm |
NK 5/10TN |
5 |
3.1 |
5 |
10 |
10 |
0.15 |
2.5 |
2 |
37000 |
NK 6/10TN |
6 |
4.7 |
6 |
12 |
10 |
0.15 |
2.33 |
2.2 |
33000 |
NK 6/12TN |
6 |
5.7 |
6 |
12 |
12 |
0.15 |
3.3 |
3.45 |
33000 |
NK 7/10TN |
7 |
6.9 |
7 |
14 |
10 |
0.3 |
3.33 |
3.15 |
31000 |
NK 8/12TN |
8 |
8.7 |
8 |
15 |
12 |
0.3 |
4.1 |
4.3 |
29000 |
NK 9/12TN |
9 |
10.3 |
9 |
16 |
12 |
0.3 |
4.75 |
5.3 |
28000 |
Custom size requirement are also available
Our advantage:
1.The original 100% factory, more than 10 years’ production experience
2.Produce and process products according to your drawings and requirement.
3.All kinds of surface treatment available,such as anodizing,power coating,painting,polishing and etc.
4.Our professional R&D and QC team can strictily control the product quality to meet your requirement.
5.Our products are of high quality at cheap price,and delivered on time.
Manufacturing strength & Vehicle processing line
1.Professional operators
2.Adopting advanced CNC machine tools in Japan
3.Totally enclosed production workshop
4.Experienced managers
5.Digital control production line
6.Advanced level of technology
Production Detection
1.Complete testing facilities
2.Perfect measurement methods
3.Perfect production detection methods
4.Strong QC team,conduct comprehensive quality control
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | Customized |
---|---|
Aligning: | Customized |
Separated: | Heavy Duty Needle Roller Bearing |
Load Direction: | Heavy Duty Needle Roller Bearing |
Material: | Customized |
Transport Package: | Carton |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
What are the eco-friendly or sustainable aspects of self-aligning bearing materials?
Self-aligning bearings can incorporate eco-friendly or sustainable aspects in their material composition. Here’s a detailed explanation:
- Recyclable Materials:
Many self-aligning bearings are made from materials that are recyclable. Steel, which is commonly used for bearing rings and rolling elements, is highly recyclable and can be processed and reused multiple times without significant loss of properties. By choosing self-aligning bearings made from recyclable materials, the environmental impact associated with the disposal and production of bearings can be reduced.
- Low Environmental Footprint:
The production of self-aligning bearings involves various manufacturing processes. Manufacturers often strive to optimize these processes to minimize energy consumption, reduce waste generation, and lower greenhouse gas emissions. By improving energy efficiency and reducing environmental footprint during production, self-aligning bearing manufacturers contribute to sustainable practices.
- Reduced Material Consumption:
The design and development of self-aligning bearings focus on optimizing their performance while minimizing material consumption. Through advanced engineering techniques, including material selection, design optimization, and improved manufacturing processes, manufacturers can reduce the amount of material required to produce self-aligning bearings. This not only helps to conserve natural resources but also reduces the overall weight of the bearing, leading to lower energy consumption during operation.
- Alternative Materials:
In recent years, there have been advancements in the development of alternative bearing materials that offer improved sustainability characteristics. For example:
- Ceramic Bearings: Ceramic materials, such as silicon nitride or zirconia, are increasingly used in self-aligning bearings due to their excellent wear resistance, corrosion resistance, and high-temperature capabilities. Ceramic bearings can contribute to sustainability by reducing the need for lubrication, extending maintenance intervals, and minimizing the use of lubricants that may have environmental impacts.
- Polymer Bearings: Self-aligning bearings made from polymer materials, such as reinforced plastics or engineered polymers, offer advantages such as self-lubrication, resistance to corrosion and chemicals, and reduced weight. Polymer bearings can provide sustainability benefits by eliminating the need for external lubrication, reducing friction and energy consumption, and offering potential for longer service life.
- Extended Service Life:
Self-aligning bearings with extended service life contribute to sustainability by reducing the frequency of bearing replacements and associated waste generation. Advancements in bearing materials, surface treatments, and lubrication technologies have led to improved durability and longer operating life, resulting in reduced environmental impact and lower maintenance requirements.
It’s important to note that while self-aligning bearing materials can have eco-friendly or sustainable aspects, the overall sustainability of an application or system also depends on other factors, such as energy efficiency, proper maintenance practices, and end-of-life disposal considerations. Therefore, a holistic approach considering the entire lifecycle of the equipment and its components is essential for achieving sustainable practices.
Can you provide examples of machinery or equipment that rely on self-aligning bearings for reliable operation?
Self-aligning bearings play a crucial role in ensuring the reliable operation of various types of machinery and equipment. Here are some examples of machinery and equipment that rely on self-aligning bearings:
- Mining Equipment: Self-aligning bearings are used in mining equipment such as crushers, vibrating screens, and conveyor systems. These bearings help compensate for misalignment caused by heavy loads, vibrations, and uneven terrain, ensuring smooth operation and minimizing downtime in the mining industry.
- Construction Machinery: Construction machinery, including excavators, loaders, and concrete mixers, rely on self-aligning bearings. These bearings accommodate misalignment caused by heavy loads, shock loads, and dynamic forces, enabling reliable performance and durability in demanding construction sites.
- Paper Machines: Self-aligning bearings are essential components in paper machines, including the dryer section, press section, and calender rolls. These bearings compensate for misalignment caused by thermal expansion, high speeds, and varying loads, ensuring precise alignment and smooth operation throughout the paper manufacturing process.
- Steel Rolling Mills: Self-aligning bearings are critical in steel rolling mills, where they support the heavy loads and high temperatures involved in the rolling process. These bearings accommodate misalignment caused by thermal expansion, roll deflection, and varying loads, ensuring the accuracy and efficiency of the rolling operations.
- Printing Presses: Printing presses rely on self-aligning bearings in their rollers, cylinders, and other moving parts. These bearings compensate for misalignment caused by high-speed rotations, vibrations, and thermal effects, ensuring precise alignment and reliable operation in the printing industry.
- Wind Turbines: Self-aligning bearings are crucial components in wind turbines, supporting the main shaft and rotor assembly. These bearings accommodate misalignment caused by wind gusts, turbine movements, and varying loads, enabling efficient power generation and prolonged service life of the wind turbine.
- Automotive Wheel Hubs: Self-aligning bearings are used in automotive wheel hub assemblies, providing reliable rotation and supporting the vehicle’s weight. These bearings compensate for misalignment caused by uneven road surfaces, cornering forces, and thermal effects, ensuring safe and smooth operation of automotive vehicles.
- Food Processing Equipment: Self-aligning bearings are employed in food processing equipment such as mixers, blenders, and conveyors. These bearings accommodate misalignment caused by varying loads, thermal effects, and sanitation processes, ensuring hygienic operation and reliability in food manufacturing facilities.
These are just a few examples of the machinery and equipment that rely on self-aligning bearings for reliable operation. Self-aligning bearings are utilized in a wide range of industries, including mining, construction, paper manufacturing, steel production, printing, renewable energy, automotive, and food processing, among others. Their ability to compensate for misalignment, handle high loads, and ensure smooth operation makes them indispensable components in numerous applications.
Can you explain the advantages and unique features of self-aligning bearings?
Self-aligning bearings offer several advantages and unique features that make them suitable for a wide range of applications. Here’s a detailed explanation of the advantages and unique features of self-aligning bearings:
- Misalignment Compensation:
One of the primary advantages of self-aligning bearings is their ability to accommodate misalignment between the shaft and the housing. This includes angular misalignment, axial misalignment, and shaft deflection. The self-aligning design allows the bearing to adjust its position and compensate for these misalignments, ensuring smooth operation and reducing stress on the bearing components.
- Reduced Friction and Wear:
Self-aligning bearings help reduce friction and wear in machinery. By accommodating misalignment, they distribute the load more evenly across the rolling elements and raceways, minimizing localized stresses. This results in lower friction, reduced wear, and longer bearing life. Additionally, the self-aligning capability helps prevent excessive heat generation, which can further contribute to reduced friction and wear.
- Shock and Vibration Absorption:
Self-aligning bearings have the unique ability to absorb shocks and vibrations that occur during operation. The spherical outer ring raceway allows the bearing to move and adjust its position, effectively dampening the impact of shocks and vibrations. This helps improve the overall stability of the machinery, reduces the transmission of vibrations, and protects other components from excessive forces.
- Easy Installation and Maintenance:
Self-aligning bearings are relatively easy to install and maintain. During installation, their self-aligning capability simplifies the alignment process, as slight misalignments can be accommodated. This saves time and effort in achieving precise alignment. Additionally, self-aligning bearings are typically designed for easy maintenance, allowing for straightforward tasks such as re-greasing or replacement without requiring complex disassembly.
- Wide Application Range:
Self-aligning bearings are versatile and find applications in various industries and machinery. They are commonly used in applications where misalignment is expected, such as in heavy machinery, conveyor systems, agricultural equipment, and mining operations. The ability to accommodate misalignment makes self-aligning bearings suitable for challenging environments and dynamic operating conditions.
- Cost-Effective Solution:
Self-aligning bearings offer a cost-effective solution in many applications. Their ability to compensate for misalignment helps prevent premature failure and reduces the need for frequent maintenance or realignment. This can result in cost savings by extending the bearing’s service life, improving overall machinery reliability, and reducing downtime for repairs or replacements.
In summary, self-aligning bearings provide advantages such as misalignment compensation, reduced friction and wear, shock and vibration absorption, easy installation and maintenance, wide application range, and cost-effectiveness. These unique features make them a valuable choice for various industries and applications where misalignment and dynamic operating conditions are present.
editor by CX 2024-01-30