Grade : IB55

A PCBN grade, suitable for finishing operations on hardened steels 45-65 HRC and nodular cast iron under continuous conditions and light interrupted cuts.

PropertyValue
ISO Range - P/M/K(K05-K15)
ISO Range - N/S/H (H10-H25)

PropertyValue
Grade or Coating TypeUncoated
Coating Layers Uncoated


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Cutting Speed for: DCMT 11T308T IB55 - 5700498
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
H38Hardened steelHardened55 HRC90-250 m/min
H39Hardened steelHardened60 HRC90-250 m/min

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