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  4. Sumitomo Electric Hartmetall GmbH

Turning grade BN7115
finishingCBNwith second cutting edge

turning grade
turning grade
turning grade
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Characteristics

Function
turning, finishing
Material
CBN
Other characteristics
with second cutting edge

Description

Grades for sintered alloy finishing Excellent Stability in High-Precision Finishing of Sintered Alloy. Good wear resistance through high CBN content also delivers superior fracture resistance by increasing the binding strength between CBN particles. provides stable performance for high-speed finishing work and is ideal for finishing of sintered alloys. New cutting edge treatment with an emphasis on fracture resistance: “US” type chipbreaker now available.

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