Eltro Services, Inc. uses patented pulsed ion nitriding furnaces to provide superior surface engineering solutions at the lowest possible cost. Our scientists, engineers and patented technologies enable us to ion nitride, nitrocarburize, and steam oxidize the most complex, delicate, and intricate components consistently, reliably, and reproducibly to the most demanding standards. We solve surface engineering problems other companies can't.


Eltro has:

  • 300 furnaces installed worldwide in 23 countries
  • 6 manufacturing and process facilities in 5 countries
  • Renowned published scientists
  • 10 masters and PhD degreed engineers
  • 20 years experience

Eltro's patented technology improves:

  • Superficial Hardness to RC72
  • Wear Resistance
  • Surface Lubricity
  • Fatigue Strength
  • Corrosion Resistance in ferrous metals with or without a white layer
  • It can extend the life of tooling and machinery components used in the metal forming, plastics, forging and die casting industries up to 10 times.

Eltro offers:

  • Superior surface hardening and surface engineering steel nitriding solutions at the lowest possible cost.
  • Eltro specializes in Ion nitriding, plasma nitriding and ferritic nitrocarburizing.
  • Eltro has patented the Pulsed DC plasma coating technology, which is ideal for stainless steels, maraging steels, tool steels, and sintered steels.
  • Commercial Heat Treating
  • Custom manufactured environmentally friendly furnace sales
  • Precise and independent diffusion zone and white layer control
  • Increased life to 10 times in metal forming, plastics, molding, forging, and die casting tooling
  • Advantages over gas nitriding and salt bath nitriding
  • Minimal to no core and dimensional changes

Eltro is the Cutting Edge Expert in:

  • Superior performance auto parts. Excellent for gears, camshafts, crankshafts, valve springs, steering racks, fuel injectors, cam followers and ball joints.



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Oxford, Mi Location:  PH: 248.628.9790  FX: 248.628.9445

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