Our Heat Treatment - competent, reliable, innovative!


As a market leader for high-precision fineblanked / stamped parts KERN-LIEBERS looks back onto 50 years of experience in the development and application of hardening procedures. We have continuously extended our spectrum and can always provide the optimum hardening procedure for the respective requirements:

Heat treatment processes

  • Tempering
  • Bainite hardening
  • Case hardening
  • Carburizing
  • Carbonitriding
  • Deep cryogenic treatment
  • Annealing
  • Gas nitrocarburizing
  • Plasma nitriding
  • Gas nitriding
  • Fixture hardening
  • Vacuum hardening
  • Laser hardening
  • Induction hardening

Machinery

In addition to our fully automated batch furnace line with oil quenching we have special furnaces for hardening smallest-sized components and for fixture hardening.