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Rb Accuglide Series: High-Speed, Low-Torque Crossed Roller Bearings for Precision Indexing
US$1.00
1 Piece
Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Rolling Body

Roller Bearings

The Number of Rows

Single

Model NO.

RB

Outer Dimension

Multiple Sizes Available

Material

Carburized Steel

Spherical

Non-Aligning Bearings

Load Direction

Combined Load

Separated

Separated

Transport Package

Stardard

Trademark

Rock

Origin

Luoyang

HS Code

8482500090

Production Capacity

5000 Pieces/Year

Key features

High Rotational Accuracy: 90-degree perpendicular roller arrangement with spacers prevents friction and skewing for precise motion.
Multi-Direction Load Capacity: V-grooved design withstands significant radial, axial, and moment loads simultaneously.
Ultra-Thin Compact Design: Minimized inner and outer ring dimensions save installation space while maintaining high rigidity.
Split Ring Structure: Separable outer and integral inner rings allow clearance adjustment and simplified installation.
High Speed Capability: Nylon spacers reduce moment of inertia and starting torque for easy angular indexing control.
Durable Carburized Steel: Material offers excellent impact resistance and surface wear resistance for long service life.
Wide Size Range: Available in multiple sizes from 20mm to 1000mm inner diameter with various thickness options.
Flexible Customization: Supports full customization, minor customization, and design-based customization options.

Company profile

Luoyang Rock Precision Engineering Co., Ltd.
High Repeat Buyers ChoiceIn-stock CapacityFast DeliveryCustomization from Samples
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.87h

AI-Powered supplier vetting

SummaryLuoyang Rock Precision Engineering Co., Ltd. is a China-based limited company established in 2022 with 19 employees. Its stated product scope includes bearings, machine tools, robots, and port machinery, and its products are reportedly used in construction machinery, mining equipment, CNC machine tools, wind power, robotics, and heavy industry. The supplier reports flexible customization and OEM service for well-known brands, but no SDK availability. Manufacturing resources include one production line and two export-trade staff, with one experienced export employee. Service-control weaknesses are documented: no written procedures or records for supplier-service assessment, corrective and preventive actions, or complaint handling. Finished products are checked by packing staff, and continuous quantity reconciliation is not performed for each batch. Overseas warehouse, showroom, agent/branch, and offline trade-show capabilities are absent. Certification holdings, verified customer cases, and sufficient...
After-Sales capabilityFinished products are checked by packing staff, but the supplier has no written procedures or records for effective service-capability assessment, corrective and preventive actions, or customer-complaint handling. It also has no overseas warehouse, showroom, agent or branch, and has not participated in offline trade shows, indicating limited documented and overseas service infrastructure.
R&D capabilityThe company describes 20 years of continuous innovation and modern precision technology, and its products are used in technically demanding sectors including CNC machine tools, wind power, robotics, and heavy industry. However, it explicitly reports no available SDK, so software-development integration capability is not demonstrated.
Production capacityThe supplier reports one manufacturing production line and one year of export experience, supported by two export-trade staff and one experienced export employee. It does not perform continuous quantity reconciliation for every batch or mass-production run, which is a stated production-control weakness.
Customization capabilityThe supplier explicitly reports customization from samples, designs, full customization, minor customization, and flexible customization. It also states that it provides OEM services for well-known brands, supporting a positive assessment of customization capability.

Product Q&A

Q:What are the main applications for RB crossed roller bearings?
A:
They are ideal for industrial robot joints, machining center rotary tables, robotic arm rotations, precision rotary tables, medical equipment, measuring instruments, and IC manufacturing equipment.
Q:How does the split ring design benefit installation?
A:
The split outer ring and integral inner ring allow the rings to be fixed together after assembly, making installation straightforward and enabling clearance adjustment.
Q:What types of loads can these bearings withstand?
A:
The crossed roller design allows them to handle significant radial loads, axial loads, and moment loads from all directions.
Q:Are these bearings suitable for high-speed applications?
A:
Yes, the nylon spacer offers low moment of inertia and low starting torque, while optimized preload provides high stiffness and guidance accuracy.
Q:What material is used for the rollers and rings?
A:
The bearings are made of carburized steel, which provides excellent impact resistance and surface wear resistance.

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