Grade : IB20H

A combination of coarse and fine grain PCBN, used for general and interrupted cutting of hardened steel.

PropertyValue
ISO Range - P/M/K
ISO Range - N/S/H (H20)

PropertyValue
Grade or Coating TypeUncoated
Coating Layers Uncoated


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Cutting Speed for: GITM 4.00K-2.00 IB20H - 6404170
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
H38Hardened steelHardened55 HRC260-410 sfm
H39Hardened steelHardened60 HRC245-360 sfm
H40Chilled cast ironCast400 HB295-475 sfm
H41Cast ironHardened55 HRC260-360 sfm

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