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Rb Series High-Rigidity Crossed Roller Bearings Precision Matched to International Premium Brands
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 tilting and friction.
Ultra-Thin Compact Design: Minimized inner and outer ring dimensions save significant installation space.
Multi-Directional Load Capacity: Withstands radial, axial, and moment loads simultaneously due to V-groove design.
Simplified Installation: Split ring structure allows easy assembly of rollers and spacers before fixing.
Adjustable Clearance: Split ring design enables clearance adjustment for high-precision motion under preload.
High Rigidity and Strength: Carburized steel construction offers excellent impact and surface wear resistance.
High Speed Capability: Nylon spacers reduce moment of inertia and starting torque for easy angular control.
OEM and ODM Services: Full customization available from samples, designs, or minor modifications.

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: ≤1.16h

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 series bearings?
A:
Ideal for industrial robot joints, machining center rotary tables, robotic arms, medical equipment, measuring instruments, and IC manufacturing.
Q:What material is used for these bearings?
A:
They are made of carburized steel, providing excellent impact resistance and surface wear resistance.
Q:Can the bearings be customized?
A:
Yes, full customization, minor customization, and flexible customization are available from samples or designs.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 set.
Q:What are the payment terms?
A:
Accepted payment methods include LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

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