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高炉冶炼渣因含少量的金属铁而需进一步的回收利用,经过热风冲天炉冶炼和脱硫,可获得高磷生铁,而炉渣可继续用于制成保温矿渣棉。
Blast furnace slag due to a small amount of metal iron and the need for further recycling, after hot air cupola smelting and desulfurization, high phosphorus pig iron can be obtained, and slag can continue to be used to make insulation slag wool.