Product Description
Product Description
We provide all sizes of tapered roller bearing. And they are produced by professional bearing steel to extend serice life.
They are with the following advantages.
1.low friction coefficient, low noise, low vibration
2.high rotational speeds
3.accommodate radial and axial loads
3.easy to install
4.low maintenance frequency
Tapered roller bearing is mainly used to bear radial load,but it can also accommodate combined load. The outer ring is separated and easy to assemble. The axial load carrying capacity of the bearing is largely determined by the contact angle.The larger the angle is the higher axial load carrying capacity.
Application
They are widely used by the field of Aerospace, Agriculture, Automotive, Construction, Electric Motor, Food and Beverage,Heavy Duty Truck, Infrastructure, Machine Tool, Metal Manufacturing,
Mining and Aggregate, Paper and Forestry, Rail and Transit, Wind Energy.
| Tapered Roller Bearing | ||||
| 30000 Series Tapered Roller Bearing | ||||
| Bearing No. | Dimensions(mm) | Weight(kg) | ||
| d | D | T | ||
| 35712 | 15 | 35 | 11 | 0.053 |
| 35713 | 17 | 40 | 13.25 | 0.079 |
| 35714 | 20 | 47 | 15.25 | 0.126 |
| 35715 | 25 | 52 | 16.25 | 0.154 |
| 35716 | 30 | 62 | 17.25 | 0.231 |
| 35717 | 35 | 72 | 18.25 | 0.331 |
| 35718 | 40 | 80 | 19.75 | 0.422 |
| 35719 | 45 | 85 | 20.75 | 0.474 |
| 35710 | 50 | 90 | 21.75 | 0.529 |
| 35711 | 55 | 100 | 22.75 | 0.713 |
| 35712 | 60 | 110 | 23.75 | 0.904 |
| 35713 | 65 | 120 | 24.75 | 1.13 |
| 35714 | 70 | 125 | 26.25 | 1.26 |
| 35715 | 75 | 130 | 27.25 | 1.36 |
| 35716 | 80 | 140 | 28.5 | 1.65 |
| 35717 | 85 | 150 | 31 | 2.1 |
| 35718 | 90 | 160 | 33 | 2.52 |
| 35719 | 95 | 170 | 35 | 3.17 |
| 35710 | 100 | 180 | 37.5 | 3.8 |
| 35711 | 105 | 190 | 39.5 | 4.5 |
| 35712 | 110 | 200 | 41.5 | 5.16 |
| 35714 | 120 | 215 | 44 | 6.27 |
| 30302 | 15 | 42 | 13 | 0.098 |
| 30303 | 17 | 47 | 15.25 | 0.129 |
| 30304 | 20 | 52 | 16.25 | 0.165 |
| 30305 | 25 | 62 | 18.25 | 0.263 |
| 30306 | 30 | 72 | 20.75 | 0.387 |
| 30307 | 35 | 80 | 22.75 | 0.515 |
| 30308 | 40 | 90 | 25.25 | 0.747 |
| 30309 | 45 | 100 | 27.25 | 0.984 |
| 3571 | 50 | 110 | 29.25 | 1.28 |
| 3571 | 55 | 120 | 31.5 | 1.63 |
| 3571 | 60 | 130 | 33.5 | 1.99 |
| 3571 | 65 | 140 | 36 | 2.44 |
| 3571 | 70 | 150 | 38 | 2.98 |
| 31000 Series Tapered Roller Bearing | ||||
| Bearing No. | Dimensions(mm) | Weight | ||
| d | D | B | ||
| 31303 | 17 | 47 | 15 | 0.13 |
| 31304 | 20 | 52 | 16.5 | 0.17 |
| 31305 | 25 | 62 | 18.5 | 0.26 |
| 31306 | 30 | 72 | 21 | 0.38 |
| 31307 | 35 | 80 | 23 | 0.517 |
| 31308 | 40 | 90 | 25.5 | 0.66 |
| 31309 | 45 | 100 | 27.5 | 0.974 |
| 31310 | 50 | 110 | 29.5 | 1.23 |
| 31311 | 55 | 120 | 32 | 1.5 |
| 31312 | 60 | 130 | 34 | 1.92 |
| 31313 | 65 | 140 | 36.5 | 2.29 |
| 31314 | 70 | 150 | 38.5 | 2.87 |
| 31315 | 75 | 160 | 40 | 3.43 |
| 31316 | 80 | 170 | 42.5 | 4.09 |
| 31317 | 85 | 180 | 45 | 4.91 |
| 32000 Series Tapered Roller Bearing | ||||
| Bearing No. | Dimensions(mm) | Weight | ||
| d | D | B | ||
| 32203 | 17 | 40 | 17.25 | 0.102 |
| 32204 | 20 | 47 | 19.25 | 0.16 |
| 32205 | 25 | 52 | 19.25 | 0.187 |
| 32206 | 30 | 62 | 21.25 | 0.287 |
| 32207 | 35 | 72 | 24.25 | 0.445 |
| 32208 | 40 | 80 | 24.75 | 0.532 |
| 32209 | 45 | 85 | 24.75 | 0.573 |
| 32210 | 50 | 90 | 24.75 | 0.626 |
| 32211 | 55 | 100 | 26.75 | 0.853 |
| 33000 Series Tapered Roller Bearing | ||||
| Bearing No. | Dimensions(mm) | Weight | ||
| d | D | B | ||
| 33005 | 25 | 47 | 17 | 0.129 |
| 33006 | 30 | 55 | 20 | 0.201 |
| 33007 | 35 | 62 | 21 | 0.25 |
| 33008 | 40 | 68 | 22 | 0.306 |
| 33009 | 45 | 75 | 24 | 0.398 |
| 33571 | 50 | 80 | 24 | 0.433 |
| 33011 | 55 | 90 | 27 | 0.651 |
| 33012 | 60 | 95 | 27 | 0.691 |
| 33013 | 65 | 100 | 27 | 0.732 |
| 33014 | 70 | 110 | 31 | 1.07 |
| 33015 | 75 | 115 | 31 | 1.12 |
| 33016 | 80 | 125 | 36 | 1.63 |
| 33017 | 85 | 130 | 36 | 1.75 |
| 33018 | 90 | 140 | 39 | 2.157 |
| 33019 | 95 | 145 | 39 | 2.3 |
| 33571 | 100 | 150 | 39 | 2.4 |
| 33206 | 30 | 62 | 25 | 0.355 |
| 33207 | 35 | 72 | 28 | 0.524 |
| 33208 | 40 | 80 | 32 | 0.715 |
| 33209 | 45 | 85 | 32 | 0.77 |
| 33210 | 50 | 90 | 32 | 0.867 |
| 33211 | 55 | 100 | 35 | 1.18 |
| 33212 | 60 | 110 | 38 | 1.56 |
| 33213 | 65 | 120 | 41 | 2.04 |
| 33214 | 70 | 125 | 41 | 2.15 |
| 33215 | 75 | 130 | 41 | 2.25 |
| 33216 | 80 | 140 | 46 | 2.94 |
| 33217 | 85 | 150 | 49 | 3.56 |
| 33218 | 90 | 160 | 55 | 4.69 |
| 33219 | 95 | 170 | 58 | 5.54 |
| 33220 | 100 | 180 | 63 | 6.4 |
Our Advantages
1.Professional supplier: we are a professional bearing supplier in China. Besides of our own factory, we also have a stable supply chain to provide all types of bearing.
2.Quality: we can supply bearing with world-class quality.
3.OEM or Non-Standard Bearing: OEM & Non-Standard bearing are available.
4.Professional teams:we have professional teams with technology, research and production.
5. Quick delivery: we can provide the shortest delivery time.
Packaging & Shipping
Packaging: 1. Inner plastic bags+ Cartons+Pallets
2.Tube packed
3. Customized designs
4.Industrial packing
Company Profile
ZheJiang Dente International Trade Co.,Ltd is a comprehensive enterprise with factory and trading company. It was founded in HangZhou City, ZheJiang province, China. HangZhou city is also well known as Kite Capital of the World. Since the establishment, we are focusing on import and export business based on our own bearing factory which is located in HangZhou City where is the largest bearing wholesale base in China.
Our company is specialized in developing various bearings which include deep groove ball bearings, tapered roller bearings, outer spherical bearings, self-aligning ball bearings, spherical roller bearings, cylindrical roller bearings, thrust ball bearings, non-standard bearings of automobiles. Simultaneously we also supply needle roller bearings, stainless steel bearings ,inch series bearings, non-standard bearings, the series of special bearings, imported bearings of global famous brand.
Besides of our own factory and professional exporting experiences, we also cooperate with more than 500 bearing factories to meet customers’ various requirements. Therefore, our company is with the advantage of providing bearings with high quality, short delivery period, but competitive price. Our products have been selling well in more than 50 countries in the world, which include Europe, North America, South America, Australia, Africa, etc.
Our company mission is to supply high-quality bearings with competitive price for customers. And our company philosophy is based on excellent service, quick feedback, working sincerely, and team work. We hope to create a beautiful future together with customers.
Your satisfaction is our goal, expecting your inquiries.
FAQ
1.who are you?
We are a professional supplier of bearing in China. ZheJiang Dente International Trade Co.,Ltd
2.Are you a Manufacturer or trading company?
We are a comprehensive enterprise with factory and trading company.
3.Can I get a sample to check out the quality?
Sure, free samples are available for stock products if you pay for the shipping cost.
4.What is your delivery time?
Most orders will be shipped within 7-15 days of payment being received.
Any problems, pls feel free to contact us.
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| Precision: | P0, P6, P5, P4, P2 |
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| Clearance: | C0, C2, C3, C4, C5 |
| OEM: | Acceptable |
| Samples: |
US$ 0.6/Set
1 Set(Min.Order) | Order Sample Various types are available
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| Customization: |
Available
| Customized Request |
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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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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 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 2024-02-06
