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-Cu200 High Temperature Black Oxide Finish for Brass

DCHZ-Cu200 oxidizing salts are a dry, free-flowing powdered mixture which is dissolved in water 

according to the ratio of 1:1.The alkaline solution is used at a temperature of 115-120℃ to 

blacken a wide range of brass, brass plated and brass alloyed surfaces. It is used to blacken low 

zinc (not more than 15%) brass alloyed surfaces. The corrosion resistance of the film is strong.The 

time of the neutral salt spray test is over 96 hours.

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