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Zinc passivation
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Characteristics
- Type of substrate
- zinc
Description
Passivation is a chemical process to protect zinc, zinc-nickel and zinc-iron coatings from white corrosion.
Features:
absence of Cr +6, compliant with RoHS (2002/95/EC), ELV (2000/53/EC), 2003/36/EC and 2000/53/EC;
process based on trivalent chromium;
applied on zamak or materials with zinc, zinc-nickel and zinc-iron coatings;
applied by frame and barrel plating;
film not sensitive to heat and dehydrated;
thinner films (400 – 500 nm) and little crazing;
types of passivation: white, white iridescent (yellow +3), tropical trivalent, black, black special, transparent COAT and transparent blue.
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.