... % S 0.05% ASH 0.5% V.M 0.5% 2,Good quality,large quantity,reasonable price,fast delivery, Graphitized Petroleum Coke The High-purity Graphitized Petroleum Coke is made ... material, it has characteristics of high fixed carbon content, low sulfur, low ash, low porosity, high absorptive character , no residue will be left ...