DZ-195 Environmentally friendly white copper tin electroplating process
1. Does not contain lead, cadmium, does not contain sodium cyanide, in line with environmental standards.
2. The silver-white coating is bright, hard and high ductility, suitable for gold plating, silver plating or palladium plating before the bottom layer plating.
3. The tank liquid is stable and easy to operate.
4. The plating speed is fast in this process, and it can also be plated with thick white copper and tin, and the coating is bright and white.
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Solution composition and operating conditions
Parameters Scope best value Copper Metal 8-12g/l 10g/l Metallic Tin 20-24g/l 20g/L Zinc Metal 0.5-1.5g/l 1.0g/l Environmental protection sodium salt 120-130g/l 125g/l Potassium hydroxide 10-14g/l 12g/l DZ-195MU opening agent 140-60 ml/l 50 ml/L DZ-195A complexing agent 2-6 ml/l 4 ml/L DZ-195B regulator 50-70 ml/l 60 ml/L Temperature 25-30 ℃ (barrel plating)
45-55 ℃ (hanging plating)
current density 4-8 volts (barrel plating) 1-2 amps/square decimeter (hanging plating) anode 316 stainless steel or carbon plate Stirring Appropriate continuous filtration of cotton core Need
DZ-195 Environmentally friendly white copper tin electroplating process
1. Does not contain lead, cadmium, does not contain sodium cyanide, in line with environmental standards.
2. The silver-white coating is bright, hard and high ductility, suitable for gold plating, silver plating or palladium plating before the bottom layer plating.
3. The tank liquid is stable and easy to operate.
4. The plating speed is fast in this process, and it can also be plated with thick white copper and tin, and the coating is bright and white.
Still deciding? Get samples first, Contact US !
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Guangdong Dazhi Chemical Technology Co., Ltd
Email: sales@dazhichem.com
Phone/WeChat: 86-18520125168
Address: No.1 Tianyuan East Road, Yonghe Economic Zone, Huangpu District, Guangzhou City
