Petroleum coke is mainly used as pre-baked anode and anode paste for electrolytic aluminum, carbon industry production of carbonizing agent, graphite electrode, smelting industrial silicon and fuel, etc. It is a by-product of the pyrolysis of raw oil in delayed coking unit at high temperature to produce light oil products.The output of petroleum coke is about 25-30% of that of raw oil.Its low calorific value is about 1.5-2 times of coal, ash content is no more than 0.5%, volatile content is about 11%, and its quality is close to anthracite.
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