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Plasma spraying

High Velocity Oxygen Fuel Spraying

Typical Spray Coats

  • Ceramics
  • Carbides, cermets
  • Metal
  • Almost all other materials
  • Material form: powder
  • Electric arc discharge of Ar, H2, N2 gas.
  • Flame temperature: 5,000-20,000 °C
  • Particle speed: 50-400 m/s


  • Wear resistance
  • Corrosion resistance
  • Thermal insulation
  • Electrical insulation

Plasma spraying

Applications: wear resistance, corrosion resistance, thermal insulation, electrical insulation.


Typical spray coatings: Ni-/Co alloys / stainless, carbides / cermets

Electrical wire spraying

Ni-/Fe base alloys/stainless steel, molybdenum/aluminium, copper and copper alloys, zinc, tin, etc

Autogenous wire spraying

Ni/Fe base alloys, molybdenum/aluminium, copper and copper alloys, zinc, tin, etc.

Autogenous powder spraying

Self-flowing alloys, Ni/Fe/Mo base materials, ceramics/cermets and ctr

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