... Pieces Of Graphite Electrodes Chemical Specification Fix Carbon 98%min Graphite electrode scraps FC 98~99 S 0.05~0.04 good quality ... -5mm,5-10mm, 5-15mm, ect. Graphite PowderF.C (Min)98.5%98% S (Max)0.05%0.05% ASH (Max)0 ... ,-100mesh,20-200mesh,ect. Graphitized Petroleum CokeF.C (Min)99%98.5%98%S (Max)0.05%0.05%0.05%ASH ... -5mm,3-8mm,ect. Calcined Petroleum CokeF.C (Min)98.5%98.5%98%S (Max)0.5%0.5%0.5%ASH ...