A company located in Lliçà de Vall (Barcelona) and included in the Catalonia Industry Suppliers directory


Lliçà de Vall (Barcelona)



ELHCO has the experience and the technical knowledge to perform a variety of surface finishing processes, with the highest quality standards. These processes are Electroless (Chemical) Nickel-Phosphorus, Electroless (Chemical) Nickel-Phosphorus-Teflon, Zinc-Nickel Plating, Electrolytic Nickel Plating, Gold-Cobalt Plating, Tin Plating, Silver Plating, Copper Plating, Anodizing, Chemical Conversion Coating on Aluminium and Passivation of Corrosion Resistant Steels. They were pioneers in the application of Electroless Nickel-Phosphorus at industrial scale, targeting from our beginning the aeronautic industry, as well as other industrial sectors as: electronics, automobile, food industry, moulds, hydraulics, etc.


Manufacturers and Producers


  • No technology assigned

Products, services and capacities

  • Abrasive Blasting
  • Acid activation
  • Acid pickling
  • Anodic electrolytic cleaning and degreasing with aqueous alkali media
  • Anodizing And Chemical Conversion Of Aluminium
  • Cathodic electrolytic cleaning and degreasing with aqueous alkali media
  • Cleaning and degreasing by Ultrasounds
  • Cleaning and degreasing by trichloroethylene
  • Cleaning and degreasing with aqueous alkali media
  • Electroless Nickel-Phosphorus Plating
  • Electroless Nickel-Phosphorus-Teflon
  • Electrolytic Plating
  • Heat treatment for hardness enhancement
  • Heat treatment for hydrogen de embrittlement
  • Passivation of corrosion resistant steels
  • Passivation with Crom (III)
  • Plating Removal
  • Sand Blasting
  • Selective Masking
  • Strike Nickel
  • Wood’s Nickel
  • Zinc Amalagam


  • Aeronautics and Aviation
  • Minerals and Mining
  • Transformation of metals and other materials

Activity classification (NACE)

  • 2561 - Treatment and coating of metals
  • 2599 - Manufacture of other fabricated metal products n.e.c.

Other information

  • Certificates: ISO 9001:2008, ISO 9100:2009

Last time updated September 2021

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