Zinc Plating

Zinc Trivalent Processes (Reach & RoHS Compliant)

Rack & Barrel

Our Tripass systems for Zinc & Zinc Nickel Alloy processes offer environmental advantages being free from cyanide and strong complexing materials with the additional benefit of complying with ELV, RoHS, WEEE & REACH directives.

 

Trivalent Clear
Passivation

Appearance  Bright Silver

Heavyweight Trivalent Passivation

Appearance  Iridescent

Trivalent Black
Passivation

Appearance  Black

Zinc Hexavalent Processes

Rack & Barrel

Hexavalent chromates have excellent corrosion resistance and a unique self healing property, which means that if scratched the chromate layer will flow back and re-passivate the area.

 

 

Hexavalent Colour
Passivation

Appearance  Yellow/Gold

Hexavalent Black
Passivation

Appearance  Black

 

Hexavalent Olive Drab
Passivation

Appearance  Olive Green