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How much iron ore is needed for 1 tonne of steel rebar?

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Therefore, under the best of circumstances (rich hematite ore), assuming a smelting process yield of 85% and an initial Fe content of 70%, to obtain 2204.6 lbs (1 metric tonne) of steel would require a minimum if 3705.2 lb. of initial iron oxide feed stock. read more

The electricity necessary to turn iron ore into steel varies, withthe quality of the ore and the process used. With the advent ofenergy efficient equipment, the energy intensive process hasdecreased energy costs 50% since 1975. read more

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