Calcium Carbide, Graphite Electrode, Cac2 manufacturer / supplier in China, offering Factory Direct Supply of Graphitized Petroleum Coke Customizable Particle Size Carbon Content ≥ 98%, High-Purity Graphitized Petroleum Coke: Fixed Carbon ≥ 98% – for Industrial & New Energy Applications, High-Purity Graphitized Petroleum Coke: C≥ 99%, S≤ 0.3% – for Li-Battery Anodes & Metallurgical Carburizing and so on.