... ISO9001:2008. Abrasive white fused alumina size F12-F1200White fused alumina(White aluminium oxide) is electrically fused ... in the furnace with high grade bayer processed alumina as its raw material. Occupying higher hardness ... for chemical industry, special ceramics and high-grade refractory materials,etc.Size availableAbrasive Grit Size-FEPA Standard ... ,22,24,30,36,40,46,54,60,70,80,90,100,120,150,180, ...