Calcined petroleum coke bụ ngwaahịa petrochemical, na akụrụngwa ya bụ akwụkwọ ndụ akwụkwọ ndụ coke petroleum.A na-ejikarị ya emeputa ngwaahịa carbon dị ka graphite electrode, graphite block na breeki.Enwere ike iji ya dị ka ihe mgbakwunye carbon na ụfọdụ osisi nchara na osisi aluminom.A pụkwara iji ya mee ihe dị ka refractory, ihe mkpuchi ọkụ, ihe ndochi, wdg. Nkọwa: Carbon edobere 97%, sọlfọ 3.0%, ash 0.6%, adịghị ike 0.6%, mmiri 0.5%,
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