Grade : BI30H

A fine CBN grade suitable for medium to heavy interrupted cutting of hardened steel & machining most kinds of cast iron.

PropertyValue
ISO Range - P/M/K(10)
ISO Range - N/S/H (20-30)

PropertyValue
Grade or Coating TypeUncoated
Coating Layers


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Cutting Speed for: CNGA 120406S BI30H - 3433882
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
H38Hardened steelHardened55 HRC30-130 m/min
H39Hardened steelHardened60 HRC30-130 m/min
H41Cast ironHardened55 HRC40-120 m/min

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