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Resin Bond CBN Grinding Wheel for Hardened Steel

Custom resin bond CBN grinding wheels for precision grinding of hardened steel with consistent quality and long service life.
Bond Phenolic resin/polyimide resin
Abrasives CBN(cubic boron nitride)
Grindind Method Surface grinding,External grinding,Internal grinding,centerless grinding,5Axis grinding etc
Applications high-hardness ferrous metals, including hardened steels, high-speed steels, tool and die steels, bearing steels, heat-resistant alloys, and cast irons
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centerless resin cbn grinding wheel
resin cbn internal grinding wheel
resin cbn grinding wheel 1
3A1 resin cbn grinding wheel
resin cbn cup wheel
resin cbn grinding disc
centerless resin cbn grinding wheel
resin cbn internal grinding wheel
Resin Bond CBN Grinding Wheel for Hardened Steel
Resin CBN Grinding Wheel

Product Overview

Resin bond CBN grinding wheels are designed for high-efficiency and precision grinding of hardened ferrous materials.
Using cubic boron nitride (CBN) as the abrasive and a specially formulated resin bond system, these wheels provide
excellent self-sharpening performance, low grinding force, and superior surface finish.

Compared with vitrified or metal bond wheels, resin bond CBN wheels offer better elasticity and shock absorption,
effectively reducing workpiece burning, micro-cracks, and edge chipping.

resin cbn cup wheel


Key Features & Advantages

  • High grinding efficiency with stable cutting performance
  • Excellent self-sharpening, less dressing required
  • Lower grinding force and reduced heat generation
  • Good elasticity for smooth surface finish
  • Minimal risk of workpiece burn or thermal damage
  • Suitable for dry and wet grinding (coolant recommended)

Typical Applications

  • Hardened alloy steel components
  • Bearing steel (GCr15, SUJ2)
  • Tool steel (HSS, die steel)
  • Powder metallurgy parts
  • Automotive and precision mechanical parts
  • Nickel-based superalloys, cobalt-based superalloys, etc.

Applicable Grinding Operations

  • Surface grinding
  • Cylindrical grinding (OD / ID)
  • Tool sharpening
  • Profile grinding
  • Light-duty creep feed grinding

Available Wheel Shapes

    • 1A1 – Straight wheel
    • 6A2 / 11A2 – Cup wheels
    • 12A2 / 12V9 – Dish wheels
    • 1V1 / 14A1 – Profile wheels
    • Custom shapes according to drawings

6A2B 11a2 9a1 6A2 4b2 3a1 1a2 1a11a1w

Technical Specifications

Abrasive CBN (Cubic Boron Nitride)
Bond Type Resin Bond
Grit Size B46 – B126 (Custom available)
Concentration C75 / C100 / C125
Hardness Medium / Hard (Customized)
Diameter Up to Ø700mm
Bore Standard or Customized
Coolant Oil or Water-based Coolant

Recommended Grinding Parameters (Reference)

  • Peripheral speed: 30–50 m/s
  • Depth of cut: 0.002–0.02 mm
  • Feed rate: Adjust according to material and surface finish requirements

Actual grinding parameters should be optimized based on machine condition and application.


Customization Options

  • Wheel size and profile
  • Grit size and concentration
  • Special resin bond formulations (heat-resistant / high-removal)
  • Balance grade for high-speed grinding
  • Engraving or laser marking

Quality & Consistency

Each resin bond CBN grinding wheel is manufactured under strict quality control to ensure consistent abrasive
distribution, stable bonding strength, and reliable grinding performance throughout its service life.


Why Choose Our Resin Bond CBN Grinding Wheels

  • Proven solutions for hardened steel grinding
  • Engineering support for wheel selection
  • Stable quality with batch consistency
  • Customized solutions for demanding applications

Need Technical Support?

Please provide your material type, hardness, grinding machine, and operation details.
Our engineers will recommend the most suitable resin bond CBN grinding wheel for your application.

Resin Bond CBN Grinding Wheel for Hardened Gear Shafts

 Industry

Automotive Components Manufacturing

Workpiece Material

  • Alloy steel gear shaft
  • Heat-treated hardness: HRC 58–62

Grinding Operation

  • External cylindrical grinding (OD)
  • Semi-finishing and finishing

Customer Challenge

The customer experienced frequent grinding burn and unstable surface roughness when using conventional alumina
grinding wheels. Wheel wear was high, requiring frequent dressing, which reduced productivity and increased cost.

Our Solution

We recommended a resin bond CBN grinding wheel with optimized grit size and concentration,
designed to balance cutting efficiency and surface finish.

Results

  • Grinding efficiency increased by approx. 35%
  • Stable surface roughness Ra ≤ 0.4 μm
  • No grinding burn observed
  • Dressing frequency significantly reduced
  • Overall grinding cost lowered
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