Our company has earned accolades in supplying an Petroleum Coke as carbon additive in Shizuishan, Ningxia Hui, China. Carbolic raw materials have many kinds, the production process is also different, there are wood carbon, coal carbon, coke, graphite, etc., of which there are many different categories of small species. High-quality carburizing agent generally refers to the graphitized carburizing agent, at high temperatures, the carbon atoms arranged in the graphite morphology, it is called graphitization. Carbonation itself chooses pure carbon-containing graphitized substances, reducing excessive impurities in pig iron, carbon agent selection can reduce the cost of casting.