What kind of machine tool is used for finishing steel parts with 60-degree CNC cutter with hardness above 60 degrees, with good effect and high hardness?
Polycrystalline cubic boron nitride (PCBN) is a new kind of superhard cutting material synthesized artificially after synthetic diamond. Its hardness is second only to that of diamond, and it is widely used for cutting and pin grinding.
Polycrystalline cubic boron nitride PCBN tool is especially suitable for machining quenched parts.