Primecoat Passivation

‘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.

Product lines

  • PRIMECOAT® Z808 series, complete chrome free passivation
  • PRIMECOAT® Z838 series, trivalent chrome passivation.
  • Unique passivation system that can also be used as a TOC.
  • PRIMECOAT® Z80xx series and Z838 series perform well on most common zinc-coated steel types such as Zinc, Mg-Al-Zn, Galvalume Galfan, Galvanealed, AluSi amongst others.

Contact



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+31 (0) 167 526 900

Pre-treatments

Durability and extended end-use life are demands that consumers take for granted and expect continuous improvement year on year. Paint adhesion and corrosion resistance are

Thin Organic Coatings

Thin Organic Coatings (TOC’s) are applied in a continuous process to hot dip galvanized steel strip and other metal substrates, and can offer a wide range of benefits from anti-fingerprinting to

Cleaners

Oils and greases used during processing as well as other forms of surface contamination must be removed. This can be achieved using either acid or alkaline based cleaners depending on