‘White rust’ the enemy of zinc coated steel strip is in itself a form of corrosion that occurs during storage and is unacceptable for critical applications in, white goods, construction and other industries.
Passivation treatments form a barrier to corrosion and are applied in-line. PRIMECOAT from AD CCT is a market leader in chrome free, products in Europe.
AD CCT PRIMECOAT passivation products are both economic and effective in use. The coiled strip can be stored without oiling and it can offer benefits in ease of formability, deep drawing, post paint ability as well as extended corrosion protection.
AD International has experience and expertise in the treatment of substrates such as magnesium; aluminum alloyed zinc coated steel and galvannealed strip products.