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一、真空法铬铁试用概况真空法铬铁是将炭素铬铁经过磨碎、回转窑氧化焙烧、压型及真空固态脱碳等工序制得的一种高铬低碳铬铁合金。这种产品先后在本溪钢厂、抚顺钢厂、大连钢厂、大冶钢厂、上钢五厂、上钢三厂、首钢试验厂、沈阳重型机械厂、天津冶金试验厂等单位,在3—5吨电炉和3吨氧气顶吹转炉,采用新料氧化法和返回吹氧法炼制了1Cr18Ni 9Ti
First, the vacuum method of ferrochrome Trial Overview Ferrochrome ferrochrome carbon crushed carbonized, rotary kiln oxidation roasting, pressure and vacuum solid-state decarburization and other processes obtained from a high-chromium low-carbon ferrochrome. This product has in Benxi Steel, Fushun Steel, Dalian Steel, Daye Steel, Wuchang Steel, Steel III, Shougang pilot plant, Shenyang Heavy Machinery Plant, Tianjin Metallurgical Experimental Factory and other units in 3 -5 tons of electric furnace and 3 tons of oxygen top blowing converter, the use of new material oxidation method and the return of oxygen refining refining 1Cr18Ni 9Ti