Nitrex furnace picture

NXK COMPACT SERIES – Small Scale Batch Processing

The multipurpose NXK series of nitriding / nitrocarburizing systems is an economical and dependable choice for use in small scale processing as well as for general laboratory/testing purposes.

  • Minimal space requirements
  • Short startup period
  • Low operating costs for processing low volume quantities
  • Automatic emergency procedures
  • Mezzanine (optional)
Enhance your nitriding system capabilities and process efficiencies with  Auxiliary Equipment
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System Characteristics - Working Zone Dimensions

Model Diameter Height Load Capacity
NXK-409 15¾”(400mm) 35½”(900mm) 660 lbs (300 kg)
NXK-412 15¾”(400mm) 47¼”(1200mm) 880 lbs (400 kg)
NXK-609 23½”(600mm) 35½"(900mm) 1300 lbs (600 kg)
NXK-612 23½”(600mm) 47¼”(1200mm) 1700 lbs (800 kg)
NXK-812 31½”(800mm) 47¼”(1200mm) 2200 lbs (1000 kg)

NOTE: Nitrex Metal Inc. reserves the right to make changes without notice

Please contact Nitrex for non-standard sizes


  • Preconfigured & factory-tested
  • Fully calibrated
  • Pre-tested for metallurgical results
  • Plug & Play
  • Easily moved into the heat treat facility with the help of a forklift

Process capabilities

  • Nitreg® Potential-Controlled Gas Nitriding
  • Nitreg®-C Potential-Controlled Gas Nitrocarburizing
  • Nitreg®-S Potential-Controlled Gas Nitriding with In-Process Activation for Stainless Steels
  • Nano-S™ Potential-Controlled Gas Nitriding for Stainless Steels (with better corrosion resistance)
  • ONC® In-Process Post-Nitriding or Post-Nitrocarburizing Oxidation
  • Phase-Controlled Gas Nitriding and Nitrocarburizing