Corrosion Protection

Phosphates

We offer a zinc phosphate with a heavy coating weight that has excellent absorption of subsequent applications of rust preventive oil or wax. The oil and wax retention abilities provide excellent corrosion resistance.

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Technical Data Sheets, SDS, Process Approvals, Troubleshooting Guides and Applicator Approvals

Product Info
  • COLPHOS FE 40

    A dual-purpose liquid compound for simultaneously cleaning and phosphating ferrous metals prior to painting. Produces a fine iridescent, tightly adherent, complex phosphate coating, thereby assuring excellent paint adhesion.

  • COLPHOS ZN 35

    Immersion process for providing a heavy zinc phosphate coating. Produces a fine grain crystalline coating structure that readily absorbs supplemental oils or waxes. Is a low sludge forming process to minimize equipment maintenance and waste treatment.

     

    COLPHOS ZN 35 Features & Benefits Sheet