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Crossed Roller Bearing OEM/ODM

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Need custom bearings,email to [email protected] for FTM quick response.

Crossed Roller Bearing Suppliers

Applications：Wind turbines、Excavators、Forestry vehicles、Rail vehicles、Dockside and deck cranes、Mobile cranes、Water treatment、equipment、Bottle filling systems、Marine pods、Offshore buoys、Stacker reclaimers、Surveillance systems (e.g. radars, cameras)、Medical equipment、Tidal turbine.
Features and benefits、Depending on their design, slewing bearings have the following features: 
1.High load-carrying capacity
2.High stiffness for rigid bearing application
3.Low friction
4.Long service life
5.Surface protection and corrosion resistance
6.Integration of additional features, including: Driving mechanism、Control devices、Lubrication systems、Monitoring systems、Sealing cassettes.
Cross roller bearings consist of inner rings, outer rings, spacer retainers, and cylindrical rollers cross-arranged on the V-shaped 90° groove between the inner and outer rings. This structure can withstand radial, axial, and moment loads in all directions because the roller's contact with raceway surfaces achieves a large load-bearing area despite dimensions. Therefore these bearings are widely used on the rotating parts of industrial robots, machine tools, rotary tables of machining centers, measuring instruments, and IC manufacturing machines.
Cross Roller Bearing Features:
· High rigidity
· Large load capacity
· High rotation accuracy
· Compactness
· Easy to install and handle
About FTM
Shaoxing Shangyu Flight Seiko Machinery Co., Ltd. Shaoxing Shangyu Flight Seiko Machinery Co., Ltd.
"Spin eternity, inherit excellence, and create the future together."

Shaoxing Shangyu Flight Seiko Machinery Co., Ltd. (FTM), founded in 2006, is a professional China Crossed Roller Bearing Manufacturers and OEM/ODM Crossed Roller Bearing Suppliers.And it an enterprise focusing on the R&D, manufacturing and customization of non-standard bearings, high-precision bearings (import substitution) and bearing accessories and mechanical parts. With more than 30 years of technical design experience, FTM has earned reputation in the field of high-quality bearings. Our professional technical team provides domestic and foreign customers with high-quality bearing solutions in engineering machinery, textile machinery and other fields.

Relying on years of professional manufacturing and technical skills, FTM actively introduces advanced CNC machine tools from Japan to ensure product processing accuracy and stability. In addition, FTM bearing product research is guided by a doctor of tribology. We adhere to the corporate philosophy of innovation and development, and our products are exported to many countries and regions around the world. We have long been supporting and producing various types of bearings for many world-renowned companies, maintaining good production relationships. Rotate forever, inherit excellence, and create the future together. Choose FTM, and we will be your choice for bearing solutions.

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Crossed Roller Bearing Industry knowledge

1.High Load-Carrying Capacity: A Foundation of Reliability
Crossed roller bearings, renowned for their exceptional load-carrying capacity, serve as the backbone of numerous industrial applications. This capacity stems from their ingenious design, where cylindrical rollers are arranged in a crisscross pattern between inner and outer rings. Unlike traditional ball bearings, which distribute loads over a limited contact area, crossed roller bearings distribute loads across a larger surface area due to the line contact between rollers and raceways. This fundamental design principle allows crossed roller bearings to withstand radial, axial, and moment loads simultaneously, making them indispensable in applications where heavy loads and complex forces are prevalent. The unique geometry of crossed roller bearings ensures uniform stress distribution along the roller length, minimizing stress concentrations that could lead to premature fatigue or failure. As a result, these bearings exhibit remarkable resilience under dynamic loads, offering operational reliability in critical machinery such as industrial robots, machine tools, rotary tables, and medical devices. Whether subjected to high-speed rotations, abrupt directional changes, or sudden impact loads, crossed roller bearings provide steadfast support, maintaining precise positioning and motion control without compromising performance or safety. The optimized contact geometry of crossed roller bearings reduces frictional losses and internal stresses, thereby enhancing operational efficiency and extending component life. This combination of load-carrying capacity, reliability, and efficiency makes crossed roller bearings the preferred choice for applications where precision, durability, and uninterrupted performance are non-negotiable.

2. High Stiffness for Rigid Bearing Applications
In applications requiring utmost rigidity and positional accuracy, crossed roller bearings emerge as indispensable components, offering unparalleled stiffness and stability. Unlike conventional bearings that may exhibit elastic deformation or deflection under load, crossed roller bearings maintain their structural integrity even when subjected to significant forces or moments. The crisscross arrangement of cylindrical rollers ensures multiple points of contact along the bearing raceways, distributing loads evenly and minimizing deformation. This symmetrical load distribution effectively resists bending, torsion, and misalignment, providing a solid foundation for machinery operating in precision-critical environments. Industries such as aerospace, semiconductor manufacturing, and optical instrumentation rely on crossed roller bearings to maintain sub-micron tolerances and geometric accuracy in their equipment. The inherent stiffness of crossed roller bearings enhances system responsiveness and control, facilitating rapid accelerations, decelerations, and positional changes. This attribute is particularly advantageous in high-speed machining, automation, and robotics, where instantaneous feedback and precise motion control are essential for optimizing productivity and throughput.

3. Low Friction: Enhancing Efficiency and Performance
One of the hallmarks of crossed roller bearings is their ability to minimize friction, a characteristic that significantly enhances efficiency and performance across a wide range of applications. Friction, the resistance encountered when two surfaces move against each other, represents a common source of energy loss in mechanical systems. The design of crossed roller bearings incorporates cylindrical rollers with a high length-to-diameter ratio, which results in line contact with the raceways. This configuration reduces the contact pressure between the rolling elements and the race surfaces, minimizing frictional losses compared to point contact in traditional ball bearings. As a result, crossed roller bearings exhibit smoother rotation, reduced wear, and enhanced power transmission efficiency. The benefits of low friction extend beyond mere energy savings. In high-speed applications such as machine tools, robotics, and automotive systems, reduced friction translates into improved dynamic performance, as it enables faster accelerations, decelerations, and rapid changes in direction. This enhanced responsiveness enhances productivity and throughput while ensuring precise control over motion and positioning. The lower frictional forces within crossed roller bearings contribute to quieter operation, reducing noise and vibration levels in machinery. This attribute is particularly important in applications where noise pollution must be minimized, such as medical equipment, laboratory instruments, and consumer electronics. In addition to improving operational efficiency, low friction also plays a crucial role in extending the service life of crossed roller bearings.

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