Our high-quality low-carbon sub-white fused alumina is bauxite as raw material in the arc furnace by melting temperatures above 2000C with a special processing technology, high temperature, corrosion resistance, erosion resistance, low porosity, thermal properties and stable, there is no fire, no powder characteristics. Is white fused alumina, corundum dense ideal substitute; 0-1MM ,1-3MM ,3-5MM ,5-8MM; 200 mesh, 320 mesh, etc.; mainly used for ramming, casting materials, amorphous materials. All products passed the ISO9001: 2000 international quality system certification