Foshan Dechenghezhong Chemistry co.,LTD
No,12 Yuyang 2nd Road, Huchong Industrial District, Nanzhuang Town,
Chancheng District, Foshan City, Guangdong, China
Tel:0086-757-82012410 Website:http://dchz.en.alibaba.com
Fax:0086-757-82012430 E-mail:fsdchz@outlook.com
DCHZ-Cu420 Black Oxide Finish for Copper, Brass and Bronze
DCHZ-Cu420 oxidizing salts are a dry, free-flowing powdered mixture which is dissolved in water
at a concentration of two pounds per gallon. The alkaline solution is used at a temperature of
200°F to blacken a wide range of copper, copper plated and copper alloyed surfaces. It must
be used in conjunction with E-Prep 220 brass activator to blacken high zinc (15% to 35%)
copper alloyed surfaces.
