Cmp pvt. Ltd. Since 1963 is the leading company manufacturing metal finishing products. The company endows with pre-treatment processes and cyanide cleaners and they are available in various models:
Metaclean kw - It is highly effective second stage cleaner for removing metallic and oxide films from steel, brass or zinc alloy. Used anodically for ferrous metals and cathodically for non-ferrous. Ensures good adhesion of electroplate and contains cyanide.
Metaclean kx - This is a mild electrolytic cathodic cleaner for brass, copper and nickel silver. This is specifically useful for precious metals and contains cyanide.