Compléter Metals XVVersion en ligne The steel making process par tekno TEKNESO 1 removed remains iron ore impurities crushed carbon degrees iron washed limestone impurities melted coal blast arrabio gangue furnace comprises molten pig escoria The steelmaking process all the works needed to obtain steel . . - First , the iron mineral is to remove . - Second , the mineral is and sieved in order to separate the from the ore . . - Thrid , the is mixed with and . - Fourth , this mixture is in a at 1500 celsius . - Fifth and finally , is obtained and the slag on the top is . So we can say that pig iron , which is called " " in spanish , is a mixture of , and . The slag , which is called " " in spanish , is the part which on the top of the pig iron .
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