China high quality High Precision Small Cross Roller Bearing Cylindrical Roller Bearing Crbtf105at Crbtf205at with Mounting Hole bearing and race

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.
 

Flexible thin section bearing realizes the extremely thin bearing section, and also realizes the miniaturization and lightweight of the products. The variety of products expands its application range. It is generally divided into rubber seal-rs, iron seal-zz, plane, iron card-k, copper card-m.

 

Characteristic of flexible thin section bearing

Designation

Size

Shoulder dimension

Basic Load rating

Quality

Model

d

D

Dpw

B

rmin

ds  Dh

Cr
kN

Cor
kN

Kg

RU28

10 52 27.3 8 0.3 24 29.5 29 24 0.12

RU42

20 70 41.5 12 0.6 37 47 7.35 8.35 0.29

RU66

35 95 66 15 0.6 59 74 17.5 22.3 0.62

RU85

55 120 85 15 0.6 79 93 20.3 29.5 1

RU124(G)
RU124X

80 165 124 22 1 114 134 33.1 50.9 2.6

RU148(G)
RU148X

90 210 148 25 1.5 133 162 49.1 76.8 4.9

RU178(G)
RU178X

115 240 178 28 1.5 161 195 80.3 135 6.8

RU228(G)
RU228X

160 295 227.5 35 2 208 246 104 173 11.4
RU297(G)
RU297X
210 380 297.3 40 2.5 272 320 156 281 21.3
RU445(G)
RU445X
350 540 445.4 45 2.5 417 473 222 473 3504

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
 

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Standard or Nonstandard: Customized
Sealing Gland: Customized
Rolling-Element Number: Customized
Roller Type: Customized
Material: Customized
Type: Customized
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

roller bearing

What are the eco-friendly or sustainable aspects of roller bearing materials?

Roller bearing materials can have several eco-friendly or sustainable aspects. As industries focus on reducing their environmental impact and promoting sustainability, manufacturers have been developing bearing materials and manufacturing processes that align with these goals. Here are some eco-friendly or sustainable aspects of roller bearing materials:

  • Recyclability:

Many roller bearing materials are recyclable, which means they can be reused or repurposed at the end of their lifecycle. Materials such as steel, which is commonly used in roller bearings, have high recyclability rates. At the end of a bearing’s life, it can be disassembled, and the materials can be recycled to produce new bearings or other products. This reduces the amount of waste generated and conserves natural resources.

  • Reduced Material Consumption:

Advancements in roller bearing design and manufacturing techniques have led to the development of materials that allow for reduced material consumption. For example, lightweight materials are being used to replace heavier materials without compromising performance. This not only reduces the overall weight of the bearing but also contributes to energy savings during transportation and reduces the environmental impact associated with material extraction and processing.

  • Energy Efficiency:

Eco-friendly roller bearing materials contribute to improved energy efficiency in industrial applications. Bearings with lower friction coefficients and optimized designs reduce energy losses due to friction, resulting in energy savings. This is particularly important in applications where bearings are subjected to high speeds or heavy loads. By reducing energy consumption, these materials help to minimize greenhouse gas emissions and promote sustainable practices.

  • Longer Service Life:

Durable and reliable roller bearing materials can contribute to longer service lives of bearings. When bearings last longer, the frequency of replacements and waste generation is reduced. This decreases the demand for new bearings and the associated consumption of materials and energy required for manufacturing. Extending the service life of bearings also leads to cost savings and improved resource efficiency.

  • Environmental Certifications:

Some roller bearing materials may have environmental certifications or comply with specific standards that ensure their eco-friendliness. For example, certain materials or manufacturing processes might meet criteria set by organizations such as the Restriction of Hazardous Substances (RoHS) Directive or the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation. Compliance with these standards ensures that the materials used in roller bearings are free from hazardous substances and minimize potential harm to human health and the environment.

  • Sustainable Manufacturing Practices:

Aside from the materials themselves, roller bearing manufacturers are adopting sustainable manufacturing practices. This includes optimizing production processes to reduce waste generation, implementing energy-efficient manufacturing technologies, and utilizing renewable energy sources. By focusing on sustainability in the manufacturing phase, companies contribute to overall eco-friendliness while producing roller bearings.

Overall, roller bearing materials can exhibit eco-friendly or sustainable aspects through recyclability, reduced material consumption, energy efficiency, longer service life, compliance with environmental certifications, and sustainable manufacturing practices. As industries continue to prioritize sustainability, these aspects play a crucial role in minimizing environmental impact and promoting a more sustainable future.

roller bearing

Are there specific industries or applications where roller bearings are frequently used?

Roller bearings are widely used in various industries and applications where there is a need for efficient load support, smooth rotation, and reliable performance. The versatility and effectiveness of roller bearings make them suitable for a wide range of machinery and equipment. Here’s a detailed explanation of the specific industries and applications where roller bearings are frequently used:

  • Automotive Industry:

The automotive industry extensively relies on roller bearings for numerous applications. They are commonly used in wheel hubs, transmissions, engines, differentials, and steering systems. Roller bearings provide support and facilitate smooth rotation in these critical automotive components, ensuring optimal performance and durability.

  • Aerospace Industry:

In the aerospace industry, roller bearings are crucial for various applications, including aircraft engines, landing gear systems, actuation systems, and control surfaces. The high load-carrying capacity and reliability of roller bearings make them suitable for withstanding the extreme operating conditions and demands of the aerospace industry.

  • Industrial Machinery:

Roller bearings find extensive use in industrial machinery across multiple sectors. They are commonly employed in machine tools, conveyors, pumps, compressors, electric motors, and power generation equipment. Roller bearings contribute to efficient power transmission, reduced friction, and smooth operation in these industrial applications.

  • Construction and Mining:

In the construction and mining industries, roller bearings are frequently utilized in equipment such as excavators, loaders, bulldozers, crushers, and drilling machines. These bearings are designed to withstand heavy loads, shock loads, and harsh environmental conditions commonly encountered in construction and mining operations.

  • Railways and Transportation:

Roller bearings play a vital role in the railway and transportation sector. They are widely used in locomotives, train wheels, axles, gearboxes, and suspension systems. Roller bearings ensure smooth and reliable operation of railway vehicles, withstand heavy loads, and contribute to the overall safety and efficiency of the transportation industry.

  • Energy and Power Generation:

In the energy and power generation sector, roller bearings are commonly employed in turbines, generators, wind turbines, and hydroelectric power plants. They provide support and facilitate smooth rotation in rotating machinery, contributing to efficient energy generation and transmission.

  • Medical and Healthcare:

Roller bearings are also used in medical and healthcare equipment, such as medical scanners, imaging devices, dental drills, and surgical instruments. These bearings enable precise and smooth movement, ensuring accurate diagnostics and reliable performance in medical applications.

Additionally, roller bearings find applications in a wide range of other industries, including agriculture, food and beverage processing, material handling, printing and packaging, textile machinery, and many more. Their versatility, load-carrying capacity, and ability to withstand diverse operating conditions make roller bearings essential components in numerous industrial and commercial applications.

roller bearing

Can you describe the load-carrying capacity and load ratings of roller bearings?

Load-carrying capacity and load ratings are crucial parameters that determine the performance and reliability of roller bearings. Understanding these concepts is important for selecting the appropriate roller bearing for a given application. Here’s a detailed explanation of load-carrying capacity and load ratings in roller bearings:

  • Load-Carrying Capacity:

The load-carrying capacity of a roller bearing refers to its ability to support and distribute loads without excessive deformation or premature failure. It is a measure of the maximum load that a bearing can withstand under specific operating conditions. The load-carrying capacity depends on various factors, including the bearing’s design, materials, dimensions, and lubrication. Roller bearings are designed to handle different types of loads, including radial loads, axial loads, and combined loads.

  • Radial Load:

Radial load refers to the load that acts perpendicular to the axis of rotation. In roller bearings, the load-carrying capacity for radial loads is determined by the size and arrangement of the rolling elements (rollers) and the raceways. The larger the contact area between the rollers and the raceways, the higher the radial load-carrying capacity of the bearing. Roller bearings are commonly used in applications with significant radial loads, such as in the wheels of vehicles or heavy machinery.

  • Axial Load:

Axial load refers to the load that acts parallel to the axis of rotation. Roller bearings can handle axial loads through different mechanisms, depending on their design. Thrust roller bearings, for example, use cylindrical or tapered rollers arranged in a specific orientation to accommodate axial loads. Spherical roller bearings utilize barrel-shaped rollers to distribute axial loads. The load-carrying capacity for axial loads depends on factors such as the number and size of the rollers and the contact angle. Roller bearings are commonly used in applications where axial loads are present, such as in gearboxes or thrust applications.

  • Combined Load:

Combined loads refer to the simultaneous presence of both radial and axial loads. Roller bearings are designed to handle combined loads by distributing the load between the radial and axial components. The load-carrying capacity for combined loads depends on the bearing’s design, the arrangement of the rollers, and the contact angles. By properly selecting and applying roller bearings, machinery and equipment can effectively handle complex loading conditions.

  • Load Ratings:

Load ratings are standardized values that provide information about the maximum load a roller bearing can handle under specific operating conditions. Load ratings are typically specified by manufacturers and can be found in bearing catalogs or technical documentation. The two main load ratings for roller bearings are:

  • Dynamic Load Rating:

The dynamic load rating indicates the maximum load that a bearing can withstand for a specified number of rotations (usually one million) without developing excessive wear or fatigue. It is based on statistical calculations and represents a hypothetical load under ideal conditions. The dynamic load rating is used to compare the load-carrying capacity of different bearings and assist in bearing selection for a given application.

  • Static Load Rating:

The static load rating indicates the maximum load that a bearing can withstand without permanent deformation or failure while at rest. Unlike the dynamic load rating, the static load rating is not based on the number of rotations but on the bearing’s ability to support a load without experiencing excessive stress. The static load rating is particularly important in applications where the bearing operates under static or slowly varying loads.

It’s important to note that load ratings are provided as reference values and should be used as guidelines for bearing selection. Actual operating conditions, such as speed, temperature, lubrication, and external factors, can affect the load-carrying capacity of a roller bearing. Consulting the manufacturer’s documentation and considering the specific application requirements are essential for accurate bearing selection and ensuring optimal performance and reliability.

China high quality High Precision Small Cross Roller Bearing Cylindrical Roller Bearing Crbtf105at Crbtf205at with Mounting Hole   bearing and raceChina high quality High Precision Small Cross Roller Bearing Cylindrical Roller Bearing Crbtf105at Crbtf205at with Mounting Hole   bearing and race
editor by CX 2024-04-09

Roller Bearing

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