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Jason Zhang

Phone +86-10-87217707
Biography Chengde Rongmao Cast Steel Co.,Ltd. founded in 1980s, and located in historic and cultural city - Chengde China, is a large-scale casting & forging enterprise. For thirty years Rong Mao has produced Austempered Ductile Iron (ADI) grinding ball, Forged grinding balls, ball mill liner, various models of jaw crusher tooth plate, hammer crusher liner, castor-oil plant section, high-chromium alloy combined hammer and all kinds of high manganese steel castings. The company has 400 staff, inc
Member since Jan 19, 2017

Rong Mao Cast Steel Co.,Ltd manufacture grinding balls, grinding media balls for mining,  SAG/ball mill liner, alloy/crusher hammer, forged grinding ball in China.

May 11, 2017

May 9, 2017

May 7, 2017

May 3, 2017

Aug 20, 2012

Aug 1, 2012

Jul 19, 2012

Aug 1, 2012