Supplier and Representative of China companies Metallurgy Cokes and following cokes: ONLY LC PAYMENTS. . Graphite Petroleum Coke (produced in around 3000 temperature . Semi Graphite Petroleum Coke (produced in 1700-2500 temperature . Calcined Petroleum Coke (produced in 1300 temperature . Silicon Carbide (produced in around 2450 temperature . Carbon Electrode (produced in around 1200-1300 temperature