How Is Iron Extracted In Blast Furnace? - Blurtit
Iron obtained from blast furnace is called pig iron. It contains 96 percent iron, 4 percent carbon and traces of sulphur, silicon, phosphorus and manganese. Iron ore (the form in which iron exists in nature) mixed with coke, limestome, dolomite is fed into the furnace. Burning coke provides the heat necessary to melt the ore and impurities ...