Carburant is formed by calcining, baking. Which through reducing the impurity content to increase its fixed carbon content. Carburant is used in casting iron can greatly increase the quantity of scrap iron, and can reduce the quantity of pig iron iron or not. At present, most carburant used in metallurgy industry, there are also part of the special high absorption carbon agent for the cupola. Carburant itself is choiced of pure carbon to reduce the impurity in the iron. For reduce the production cost of carbon steel and cast iron,it is good to choose appropriate carburant .
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