Making the Grade

Related Glossary Terms

• metalcutting ( material cutting)
  

  metalcutting ( material cutting)

  Any machining process used to part metal or other material or give a workpiece a new configuration. Conventionally applies to machining operations in which a cutting tool mechanically removes material in the form of chips; applies to any process in which metal or material is removed to create new shapes. See metalforming.

• polycrystalline cubic boron nitride ( PCBN)
  

  polycrystalline cubic boron nitride ( PCBN)

  Cutting tool material consisting of polycrystalline cubic boron nitride with a metallic or ceramic binder. PCBN is available either as a tip brazed to a carbide insert carrier or as a solid insert. Primarily used for cutting hardened ferrous alloys.