... Alumina WFA 1,Manufacturer-Direct sale 2,High purity-99.5%min Al2O3 3,Crystal form:Alpha-Al2O3 Manufacturer White Fused ... 80,#90,#100,#120,#150,#180,#220 Chemical CompositionAl2O3≥99.55%Fe2O3≤0.04%Na2O≤0.30% Physical ... Available size FEPA Standard0-1mm 1-3mm 3-5mm 5-8mm100F 120F 180F 200F 320FF8 F10 F12 F14 ... F600 F800 F1000 F1200 JISStandard0-1mm 1-3mm 3-5mm 5-8mm100F 120F 180F 200F 320F#8 #10 #12 ...