... Ture density 3.9 White aluminium oxide/white fused alumina(WA)Al2O3 99.53%...........NaO 0.3%.........Fe2O3 0 ... fused in the furnace with high grade bayer processed alumina as raw material..It has high purity,ability of ... #,46#,54#,60#,80#,100#,120#,150#,180#,220#Micropowder:240#,280#,320#,360#,400#,500#,600#,800#,1000 ... start business cooperation with us.. Refractory White Fused Alumina 1-0mm.3-1mm.5-3mm