We are Xinzheng Chengxin Carbon Co., Ltd, handling both manufacture and export of Recarburizer/carbon raiser/carbon additive,Graphitized petroleum coke, Artificial graphite ,Calcined petroleum coke, Graphite scrap/powder Graphite Electrodes, Anthracite coke as well as Prebake Anode since 1988. As one of the biggest carbon products manufacturer in China, we possess a strict quality controlling system from raw material to processing & testing. By far, we have been the supplier to many foundries and steelworks from USA, Japan, Korea, and other countries because of our superior quality and punctual delivery. We can ensure you that your esteemed company will be satisfied with our products . Calcined petroleum coke (CPC): Fixed Carbon----------:98%, 98.5% min Sulfur----------------------:0.5% max Volatile Matter---------:0.7%,0.8% max Ash-------------------------:0.5%--1.0% max Moisture-------------------:0.5% max

Recarburizer/carbon raiser/carbon additive/Graphitized Petroleum Coke (GPC): Fixed Carbon:----98%, 98.5%, 99% min Sulfur:---------------------0.05% 0.03% max Ash:------------------------0.5%---1.0% max Volatile Matter:--------0.5--0.8% max Moisture:-----------------0.5% max