Surface Treatment

Post-casting surface treatment and finishing options.

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Surface finishing and polishing on metal castings

Surface Finish Options

We offer a comprehensive range of surface treatments to meet functional and aesthetic requirements for your castings.

  • Mirror polishing (Ra < 0.4 μm)
  • Electro-polishing for pharmaceutical/food grade
  • Passivation (citric acid or nitric acid)
  • Shot blasting / sand blasting
  • Tumbling and vibratory finishing
  • Ceramic media polishing
Protective plating and coating for castings in corrosive industrial service

Coating & Plating

Protective coatings extend casting life in corrosive or wear environments.

  • Zinc plating (electro-galvanizing)
  • Hot-dip galvanizing
  • Nickel plating
  • Chrome plating
  • Powder coating (epoxy, polyester)
  • Painting (primer + topcoat, per RAL color)
  • PTFE/Teflon coating
  • Dacromet coating
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