Black chrome plating is a chromium coating that has been chemically changed to produce a black tint. Black chrome finish is strong and durable, and it offers some resistance to rust and corrosion.
CR 1600 (BK)
BLACK CHROMIUM PLATING PROCESS
Physical Properties: CR 1600 (BK) : Powder
Description
CR 1600 (BK) is a high-efficiency, black chrome plating process that provides an excellent throwing power within a wide range of operating current densities.
CR 1600 (BK) can be plated directly on steel, stainless steel, copper, nickel and brass etc.
Equipment
Tanks: Steel tanks with chromic acid-resistant coating Heating: Teflon or Teflon-electric heater Anodes: Lead – Tin anodes (93% Pb ~ 7% Sn) Anode – Cathode Ratio: Minimum 2 : 1 Rectifier: 12 ~ 15 volt with less than 5% ripples