GrindGuide

Polycrystalline cubic boron nitride

  • Polycrystalline cubic boron nitride

Polycrystalline cubic boron nitride (PCBN) is a synthetically produced composite material made of cubic boron nitride with a ceramic binder phase. As a cutting material, polycrystalline cubic boron nitride is referred to as BN according to the ISO standard, although CBN and PCBN are equally common names.