The calcined petroleum coke is widely used in large steelworks and other industrial fields worldwide because of its high content of carbon and low content of sulfur. Generally, we can supply calcined petroleum coke with the following specifications. Fixed Carbon: 98% min S: 0.6-0.8% max Vol. Matter.: 1 % max Ash: 0.8 % max Moisture: 0.5% max Size: 0-4mm 90% min or as per you request. Packing :50kg /bag or as per you request . Quantity: 1500-2000mtons /month if you are interested in this item, pls don't hesitate to write to me.