Trivalent Chromate with Top Coat

Pavco, Inc.0 is a new two-step, trivalent chromate plus top coat process over alkaline zinc that meets automotive specifications for the reduction of hexchrome, without the loss of corrosion resistance. The chromate contains no hexavalent chrome.

The process is said to provide a uniform, bright silver cosmetic appearance and is well suited for use in barrel and rack applications. The manufacturer states that the automotive-approved chromate offers a high corrosion resistance compared to allows. After 360 hours of neutral salt spray, less than 10% of the surface displayed white rust.

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