Product Categories / Metal Treatment

Passivation

DURAPASS 712

Durapass 712 is a specifically formulated chrome free liquid blended product based in zirconium. It is used where strict environmental condition does not allow the use of chromium based products for the passivation of metals.

DURAPASS 720

Durapass.720 is special additives used to inhibit formation of rust during the process and after acid pickling of steel.

DURAPASS 741

Durapass 741 is a liquid product formulated with chromium trioxide and other additives suitable for post treatment of iron, steel, zinc, and aluminum.

DURAPASS 744

Durapass 744 is a liquid blended product formulated with chromium (III) salts and other additives suitable for post treatment of iron, steel, zinc.

DURAPASS SS

Durapass SS is a liquid acid based on nitric acid.

Durapass Zinc Dip

Durapass Zinc Dip is a primary zinc phosphating product designed to produce clear whitish finish on zinc plated components.