NOVEL CYANIDE-FREE ELECTROPLATING PROCESS FOR ZINC AND ZINC ALLOY DIE-CAST COMPONENTS

摘要

The proposed invention comprises a process for plating upon zinc die cast articles without the use of cyanide in the plating solution. The process proposes the plating of the zinc die cast articles with a zinc alloy layer first, followed by plating with copper, nickel, chromium, tin or brass. The preferred zinc alloy initial coating is zinc-nickel.