China Xingshi Carbon and Graphite is calcined petroleum coke for friction material manufacturers and suppliers in China who can wholesale calcined petroleum coke for friction material. We can provide professional service and better price for you. If you interested in calcined petroleum coke for friction material products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.