Diamond Tools and cBN Tools

Grinding tools

CBM Bond Wheel

The CBM Bond Wheel is a metal bond wheel having excellent heat resistance and surpasses the grinding ability of the resin bond wheel.

CBM Bond Wheel
CBM Bond Wheel

Features
  • ・The grinding ability has been improved significantly by employing special metal bond that has both excellent grinding ability and long tool life.
  • ・In particular, this wheel helps improve the grinding efficiency when used with oil-based coolant.

Application
  1. ・Flute grinding of endmills, drills, and reamers
  2. ・Chipbreaker grinding of inserts
  3. ・Heavy duty grinding of various tools

Technical Data
Lineup Recommended application
CBM-L Increasing feed rate when flute grinding high speed steel and carbide drills.
CBM-P Improved tool life when flute grinding high speed steel and carbide drills.
Sketch of flute grinding
Sketch of flute grinding
CBM Bond Wheel: Grinding Resistance Comparison

1) Wheel specifications
 ①Resin: SDC325N100B
 ②CBM-L: SD325L100CBM
2) Work material
 ・Cemented carbide
3) Grinding conditions
 ・Wheel peripheral speed: 1500 m/min
 ・Depth of cut: 3 mm
 ・Coolant: Oil-based
 ・Machine: Horizontal spindle surface grinder

Comparison of grinding resistance

CBM Bond Wheel: Resin Bond Comparison

1) Wheel specifications
 ①Resin: BN140-100B
 ②CBM-L: BN140L100CBM
 ③CBM-P: BN140P100CBM
2) Work material
 ・SKH51(HRC60)
3) Grinding conditions
 ・Wheel peripheral speed: 1500 m/min
 ・Depth of cut: 2 mm
 ・Feed rate: 40 mm/min
 ・Coolant: Oil-based
 ・Machine: Horizontal spindle surface grinder

Comparison of Grinding Quantities
Grinding Resistance
Comparison of Surface Roughness

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