Gas Nitriding Furnace

Based on long term collaboration with our customers and with research institutes ALD has developed a range of gas nitriding furnace at the state of the art which are in use all over the world. It can be customized to production requirements.

Our nitriding furnaces can be used for:

  • Nitriding
  • Nitrocarburizing
  • OxiNitriding
  • Pre/Post Oxidation
  • Tempering

Gas Nitriding Furnace Solutions

Hot wall design:

  • Fine vacuum 10-2 mbar
  • Exhaust gas neutralizers
  • Temperature up to 700°C
  • Accurate temperature homogeneity above 300°C is +/- 5°C
  • Furnace with ceramic insulation
  • Easy HMI with touchscreen technology
  • Long service life retort
  • Low maintenance costs
  • Gas control by MFC
  • Excellent process repeatability
  • Very dense bulk load

Hot zone:

  • Stainless steel


  • Kn, Kc, and Ko Control via H2 and O2 sensors
  • NH3 with dissociator furnace for fine Kn control
  • NADCAP compliance
  • Inconel 600
  • Gas exhaust cracking
  • Analyzer NH3

Further options upon request.

Standard ALD NiH furnace size

Size can be adjusted on request

Download the NiH furnace datasheet