140 Antique Red Bronze Blacken Agent
★Use and characteristics
1. It is Black oxidation agent suitable for brass, bronze, copper and electroplating, little corrosion on the base metal.
2.It can oxidize the copper layer and turns color in a very short time,
3.The color turns from light brown to brown then, coffee.
★Solution composition and operating conditions
1.Operation conditions:
Concentration:300-400mL/L, Soak time: 30 seconds -3 minutes ,In order to ensure the work piece swing black uniform, the black mass, be sure to use single core filter, at room temperature.
2.Product catalog: Antique Red Bronze Blacken Agent