Product: PCBN Turning InsertsMaterial: PCBNType: Standard,Website:http://www.chinabettool.com, Non-standardProduct Description:PCBN turning inserts are available according to your requirement.According to the component, one type is sintered by CBN material, another is sintered by CBN material and some binder.According to the composition method, one type is solid PCBN sintered, another is tipped PCBN sintered.Different binders will cause to different hardness and toughness.More binders will cause to low hardness, but toughness will be better.Less binder will cause to high hardness, but toughness will be reduced.