Calcined petroleum coke supplier petroleum coke, calcined pet coke, calcined petroleum coke Calcined petroleum coke is widely used in steel-metallurgy as the raw-material of graphite electrode, in aluminum-metallurgy as carbon resources and make carborundum, calcium carbide and other carbon products. Fixed Carbon: 98.9% Min Ash: 0.5% Max V.M.: 0.6% Max Sulphur: 0.5% Max Moisture: 0.5% Max Size: 1- 5 mm,0-4mm, 1-6mm, 10-30mm or as buyer option Packing: in 1MT bag, or in 25kg bag then in 1MT bag