Bearing Testing & Measuring Equipment | Professional Bearing Manufacturer

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Our product categories

Bearing Measuring Instrument
Bearing Testing Machine
Bearing Manufacturing Machine
Testing Services

Bearing Measuring Instrument

In the field of bearing manufacturing and quality control, bearing measuring instruments play a crucial role in ensuring precision, consistency, and performance reliability. These instruments are specialized tools designed to accurately measure various parameters of bearings, such as inner and outer diameter, roundness, radial runout, axial clearance, roughness, and surface waviness. High-precision measurement is essential for maintaining the tight tolerances required in modern industries like automotive, robotics, and precision machinery.

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Bearing Testing Machine

A bearing testing machine is specialized equipment designed to evaluate the performance, reliability, and durability of various types of bearings under controlled conditions. It plays a crucial role in the research, development, quality control, and performance verification of bearings used in industrial, automotive, and other applications.

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Bearing Manufacturing Machine

A bearing manufacturing line typically integrates multiple machines such as grinding machines, turning machines, heat treatment furnaces, assembly lines, and inspection systems.Each unit works in coordination to ensure the dimensional accuracy, surface finish,and performance standards required for high-quality bearings.

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Testing Services

Our bearing testing services provide comprehensive evaluation and verification of bearing performance under various operating conditions. Using advanced testing equipment and precision measurement technology, we analyze key parameters such as load capacity, friction torque, vibration, temperature rise, noise, lubrication performance, and service life.

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ABOUT US

On The Leading Position for the Bearing Testing and Inspection

Luoyang Bearing Research Institute Co., Ltd. was established in 1958. It is the only national-level Class A comprehensive research institute in China's bearing industry. We are a high-tech enterprise that focuses on the research and development and production of "high-end, precise, advanced, special and specialized" bearing products for key hosts in various fields of national economic construction and national defense construction.

700

Acres
908

Items
792

Patents
400+

Engineers
60+

Years

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OUR HISTORY

Scientific research results

1978

We successfully developed a high-speed roundness measuring instrument and a miniature bearing friction torque measuring instrument, and developed the GDZ series grinding electric spindle.
1984

We successfully developed a logarithmic curve crown roller superfinishing machine.
1987

We successfully developed a laser roughness measuring instrument.
1988

We developed proprietary general-purpose bearing CAD software.
2001

We successfully developed a passenger car bearing testing machine.
2002

We successfully developed an automated production line for high-quality ball bearing superfinishing.
2013

We developed a high-performance digital design and analysis system for rolling bearings.

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INDUSTRY SOLUTIONS

Integrated solutions for global customers

Wind Power Field

Covering yaw and pitch bearings, spindle bearings, gearbox bearings, and generator bearings for wind turbine generators....

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Railway Field

Covering traction motor bearings, full Suspension bearings, axle box bearings, axle housing bearings, and gearbox bearings for rail transit systems....

Bearing performance/life/acceleration tests; Full type bearing testing; 3mm-6m bearing tests possible; Speed up to 120,000r/min; ...

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Automotive Field

Covering automotive engine rocker arms, automotive wheel hub units, and clutch brake unit bearings....

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Robot Field

Main business: test and inspection (in the field of robot reducer bearings)The testing cover thin section bearings, crossed cylindrical roller bearing...

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News Center

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Company News
Industry News
Public Notices

How Bearing Performance Testing Identified a Hidden Cause of Excessive Temperature Rise in Axle Box Bearings

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24Jun,2026

Jun 17, 2026

How Temperature Differences Between Inner and Outer Rings Lead to high speed angular contact ball bearing Failure

1 Why Thermal Management Matters in High-Speed Bearings High-speed angular contact ball bearings are widely used in turbochargers, machine t...

Apr 23, 2026

China's New Bearing Standards for NEV Drive Motors — Drafted by ZYS: Technical Highlights

JB/T 15046-2025: China's New NEV Drive Motor Bearing Standard — Drafted primarily by ZYS On 9 May 2025, a new industr...

Oct 31, 2025

Team From Shenyang Machine Tool Co., Ltd. Visited ZYS for Business Exchange

On the afternoon of October 22, Guo Sheng, Party Secretary of Shenyang Machine Tool Co., Ltd., and his delegation visited Luoyang Bearing Research ...

Team From Shenyang Machine Tool Co., Ltd. Visited ZYS for Business Exchange

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31Oct,2025

Two Railway Industry Technical Standards Including

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31Oct,2025

How Bearing Performance Testing Identified a Hidden Cause of Excessive Temperature Rise in Axle Box Bearings

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24Jun,2026

Jun 17, 2026

How Temperature Differences Between Inner and Outer Rings Lead to high speed angular contact ball bearing Failure

1 Why Thermal Management Matters in High-Speed Bearings High-speed angular contact ball bearings are widely used in turbochargers, machine t...

Apr 23, 2026

China's New Bearing Standards for NEV Drive Motors — Drafted by ZYS: Technical Highlights

JB/T 15046-2025: China's New NEV Drive Motor Bearing Standard — Drafted primarily by ZYS On 9 May 2025, a new industr...

Oct 31, 2025

ZYS XM Series Surface Profile Measuring Instrument

The surface quality of the workpiece directly affects its service life and performance. With the progress of science and technology and the develop...

FREQUENTLY ASKED QUESTIONS?

Find insightful answers to the questions below.

01What Bearing Sizes Can The Instrument Measure?: Different models support various measuring ranges. Common measurement capabilities cover miniature bearings, precision bearings, and large-size industrial bearings. Customized measurement ranges are also available upon request.

02Are The Instruments Suitable For High-precision Bearings?: Yes. These instruments are designed specifically for applications requiring high precision, such as spindle bearings, crossed roller bearings, angular contact bearings, and aerospace-grade bearings.

03What Types Of Bearings Can Be Tested?

Most bearing testing machines can test:

Deep groove ball bearings, Tapered roller bearings, Spherical roller bearings, Cylindrical roller bearings, Thrust bearings, Customized or special bearings (depending on machine configuration)

04Can The Machines Be Customized For Different Bearing Sizes?: Yes. Most machines support customization based on bearing diameter, groove profile, speed requirements, and automation level. Custom fixtures, loading systems, and toolings are often available.

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