banner-page-product-background

Precision Rolling Elements for High-Load Bearing Applications

CHG Bearing manufactures cylindrical, tapered and spherical rollers in standard or custom diameters from 20 to 120 mm, with G1/G1A/G2/G2A grades, 60-64 HRC hardness and controlled profile accuracy.

Get A Quote Contact Us
PRODUCTS

Our Products

Cylindrical Rollers

Cylindrical Rollers

Explore CHG cylindrical rollers for bearing and industrial applications. Custom sizes, materials and precision grades available for OEM needs.

View Product
Tapered Rollers

Tapered Rollers

Discover high-precision tapered rollers for heavy-duty bearings. CHG offers custom dimensions, precise taper angles, and reliable load capacity. Contact us!

View Product
Spherical Rollers

Spherical Rollers

CHG supplies custom spherical rollers for bearing manufacturers and industrial applications, with precision manufacturing and flexible specifications.

View Product
关于我们配图
ADVANTAGES

Why Choose CHG Rolling Elements

20-120 mm & Custom Sizes

Standard and custom cylindrical, tapered and spherical rollers are available in diameters from 20 to 120 mm.

G1 / G1A / G2 / G2A Grades

Multiple roller grades are available for matching different geometry, diameter-variation and surface-finish requirements.

Profile Control within ±0.001 mm

Crown or convex-profile measuring-point deviation can be controlled within ±0.001 mm according to product requirements.

60-64 HRC & Batch Inspection

Standard hardness is 60-64 HRC, with dimensional variation, geometry, surface roughness and size grouping monitored by batch.

Application

Applications of CHG Rolling Elements

01

Bearing OEM & Remanufacturing

Precision rolling elements for new bearing production, repair, replacement and matched component projects.

02

Wind Turbine Bearings

Cylindrical, tapered and spherical rollers for large wind turbine bearings requiring load capacity and long-term consistency.

03

Rolling Mill Bearings

Large and custom rollers for rolling mill bearings operating under heavy radial, axial and impact loads.

04

Industrial Gearboxes & Reducers

Rolling elements for gearbox bearings requiring stable geometry, surface quality and repeated-load durability.

05

Mining & Construction Machinery

Rollers for heavy-duty bearings exposed to shock loads, contamination and demanding operating conditions.

06

Railway & Transportation Bearings

Precision rollers for bearing systems requiring high load capacity, reliability and batch traceability.

07

Machine Tools & Precision Equipment

High-accuracy rollers for bearing assemblies requiring low runout, controlled profiles and smooth rotation.

08

Aerospace & Special Bearing Projects

Custom rolling elements produced from drawings for specialized dimensions, profiles, materials and inspection requirements.

Customization

Custom Rolling Element Solutions

icon-01-Custom by Bearing Number

Custom by Drawing & Dimensions

Send roller type, diameter, length, taper angle or spherical profile, chamfer/radius and 2D/PDF drawings for feasibility review.

icon-02-Custom by Drawing

Custom by Grade & Profile

Specify roller grade, roundness, lot diameter variation, length variation, taper-angle tolerance, crown or convexity and surface roughness.

Rolling Elements
icon-03-Custom by Sample or Photo

Custom by Material & Heat Treatment

Send material, hardness, heat-treatment depth and special surface requirements. Standard hardness is 60-64 HRC.

icon-04-Custom by Application

Custom by Sorting & Inspection

Specify diameter grouping, lot consistency, sampling level, inspection report, traceability, rust prevention and export packing requirements.

FAQs

Rolling Elements FAQs

What rolling elements does CHG manufacture?
CHG manufactures cylindrical rollers, tapered rollers and spherical rollers for standard, large and custom bearing applications.

Can CHG produce custom crown or convex profiles?
Yes. Crown, convexity and other profile requirements can be evaluated from drawings. Measuring-point deviation can be controlled within ±0.001 mm for applicable designs.

Can CHG provide size grouping and inspection records?
Yes. Diameter grouping, lot variation, geometry, surface roughness and inspection documentation can be provided according to order requirements.

What roller sizes and grades are available?
Standard and custom diameters from 20 to 120 mm are available. Roller grades include G1, G1A, G2 and G2A according to product and application requirements.

What hardness is available for bearing rollers?
Standard roller hardness is 60-64 HRC. Other material and heat-treatment requirements can be reviewed according to drawings and working conditions.

What information is needed for a quotation?
Please send roller type, diameter, length, taper angle or profile, grade, tolerances, hardness, surface roughness, application, quantity and drawing if available.
bg-Rolling Mill Bearings-CTA
CONTACT US
Need Precision Rolling Elements for Your Bearings?
Send your roller drawing, dimensions, grade, profile and quantity. CHG will review geometry, hardness, surface finish, size grouping and application requirements before quotation.
  • Cylindrical, tapered and spherical roller manufacturing
  • Standard and custom diameters from 20 to 120 mm
  • G1/G1A/G2/G2A grades and 60-64 HRC hardness
  • We typically respond within 24 hours on working days

Get a quick quote

We typically confirm within 24 hours.