... ,fuesd alunminaBrown Fused Alumina is bauxite, carbon materials, iron filings in the three kinds of raw material through ... the most basic abrasive. Applicable to carbon steel, malleable iron and hard bronze etc. grinding. In addition, in refractory ... properties, it poured with steel sliding gate, smelting rare metals, special alloys, ceramics, iron-smelting furnace of the lining (walls and tubes ...