CBN is usually selected for hardened steel grinding because it is chemically better suited to ferrous workpieces than diamond.
Selection should connect grit size, toughness, bond system, coolant, and surface integrity requirements.
Application Notes / application-note
CBN for Hardened Steel Grinding
Why CBN is the practical starting material for hardened steel and ferrous alloy grinding.
Related products
Materials to review
Products referenced by this technical resource.
CBN Materials
CBN Grit
CBN grit for ferrous alloy grinding, hardened steel machining, and vitrified or resin bond wheels.
- Grit
- 30/40 to 325/400 mesh
- Bond
- resin, metal, vitrified, electroplated
CBN Micron Powder
CBN micron powder for fine grinding, lapping, and finishing ferrous materials.
- Micron
- 1-2 to 40-60 um
- Bond
- resin, metal, vitrified
Related applications
Where this guidance applies
Application paths connected to this resource.
Precision Grinding
Hardened Steel Grinding with CBN
CBN material guidance for hardened steel grinding where heat, surface integrity, and wheel life matter.
- Process
- grinding
Resin Bond Grinding Wheels
Diamond and CBN material choices for resin bond wheels balancing removal rate, finish, heat, and wheel life.
- Process
- grinding
Technical follow-up
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