calcined petroleum coke: T9850 carbon content: 98.5% S content: 0.5%, Moisture: ... % Ash: 0.5%,Moisture:0.5% Size:1-5mm Calcined petroleum coke CPC:carbon content: 98.5%S content: 0.5%Ash ... .5%Size:1-5mm ,2-6mm or as customer requirementcalcined petroleum coke CPC has been widely used for steel-smelting, casting, brake ... ,0-3mm, other size can accord to customer requirement. calcined petroleum coke