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Precision Ball Bearings for High-speed Spindles

CHG provides precision ball bearing solutions for industrial equipment requiring reliable rotation, stable speed, compact structure and long service life. Solutions can be selected according to equipment function, load direction, speed, precision, environment and maintenance requirements.

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Application

Application Challenges

Continuous Duty

Industrial equipment may operate for long cycles with limited maintenance windows.

Variable Loads

Load and speed can change during production cycles.

Contamination

Dust, moisture or process contamination may affect lubrication and raceway life.

Compact Structure

Equipment design may require a large bore with limited radial cross-section.

Replacement Compatibility

Existing equipment may require replacement by bearing number or dimensional match.

Products

Recommended Precision Ball Bearings

Selection

Selection Information

01

Information Customers Can Provide

Equipment type and function
Bearing position and arrangement
Existing bearing number and dimensions
Radial and axial loads
Speed range and duty cycle
Temperature, contamination and lubrication
Required precision, noise and service life
Drawing, photo, quantity and replacement request

02

CHG Assessable Content

Suitable bearing series and structure
Bearing dimensions and replacement compatibility
Precision class and runout direction
Internal clearance or preload
Bearing arrangement and contact angle
Shaft/housing fits and mounting requirements
Lubrication and operating temperature
Technical proposal, quotation and delivery

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ADVANTAGES

Why Choose CHG

Precision Series Capability

CHG provides 618/619 deep groove and 718/719 angular contact precision ball bearing solutions for large-bore and compact applications.

Application-based Selection

Bearing structure can be reviewed according to speed, load, accuracy, rigidity, noise, temperature and mounting conditions.

Custom Manufacturing

Custom support by bearing number, dimensions, 2D/3D drawing, sample information or replacement requirements.

Quality & Inspection Support

Material certificates, dimensional inspection, precision inspection, product photos and packing photos can be provided according to order requirements.

Related

Related Applications

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    FAQ

    Precision Ball Bearings for High-precision Transmission Equipment FAQ

    Please provide the application, bearing number or dimensions, radial and axial loads, speed, precision or runout requirement, lubrication, quantity and drawing if available.

    CHG provides 618/619 series deep groove ball bearings and 718/719 series angular contact ball bearing solutions.

    Yes. Replacement and custom solutions can be reviewed according to bearing numbers, dimensions, 2D/3D drawings, samples or application requirements.

    618/619 deep groove ball bearings are commonly used for low-friction radial support, while 718/719 angular contact ball bearings are suitable for combined loads, axial rigidity, preload and precise positioning.

    Dimensional inspection, precision inspection, material certificates, product photos and packing photos can be provided according to order requirements.

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