Trivalent Black Zinc Plating

For example if we do zinc plating on iron and if the coating is scratched somewhere.

Trivalent black zinc plating.

Surface finishing since 1978. The key difference between trivalent and hexavalent zinc plating is that the trivalent zinc plating process has a high efficiency with a uniform distribution than the hexavalent zinc plating process. 102 west woodland street. Modern plating now offers a full range of trivalent chromate finishes chrome iii in clear yellow and black for zinc and in clear and black for zinc nickel zinc cobalt and zinc iron.

Warren mi 48089 ph. While this chromate conversion coating is still prevalent the zinc plating industry has seen a rise in the need for trivalent black as it is rohs compliant and more environmentally friendly. We specialize in zinc and zinc alloy plating using the latest trivalent systems. We offer many plating methods for various industries and offer the best available technology while reducing excessive.

Zinc trivalent dichromate plating provides a similar finish to the hexavalent finish with the added benefit of rohs compliance. Cadillac plating corporation started plating in 1957 with 1 plating line. Zinc plating is a common process of protecting a wide range of materials. See reverse side for current specifications and availability.

Latest generation trivalent black passivate for zinc plating. Coldip midnight 1500 features and benefits sheet. All trivalent finishes in black clear and yellow. Easy to use process with a simple three part system which allows for maximum color control and provides a consistent black appearance.

The passivate works well over alkaline cyanide free zinc and zinc iron cobalt alloy deposits. Over the years we have expanded to 7 automatic rack plating lines producing several different processes on 70 million parts a year. Glmf s zinc electroplating with trivalent black and hexavalent black chromate results in a dark consistent black finish over the entire part. Tin zinc is available in a clear trivalent finish.

It can act as a sacrificing coat. Glmf specializes in trivalent passivation for zinc and yellow zinc and clear zinc and black zinc and olive drab zinc nickel stainless steel passivation and other finishing processes to meet our customer s specifications.