Calcined Petroleum Coke (CPC) yog ua los ntawm kev ncua roj av coke nyob rau hauv 1300ºC kub siab hauv calcined cub tawg. Nws yog siv rau hauv steel melting thiab foundry cub tawg ua ib hom carbon raiser. nws lub ntsiab feature yog high fix carbon thiab tsawg sulfur.
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