AVERAGE CHEMICAL COMPOSITION(TYPICAL) Al2O3 >99.0% SiO2 <0.2% Fe2O3 <0.1% Na2O <1% PHYSICAL PROPERTIES(TYPICAL) Mohs Hardness 9.0 Specific Gravity >3.9g/cm3 Shape Plate-shape PARTICLE SIZE DISTRIBUTION SIZE D0 D3 D50 D94 PWA40 <77.6 39-44.6 27.7-31.7 18-20 PWA35 <64.2 35.4-39.8 23.8-27.2 15-17 PWA30 <50.4 28.1-32.3 19.2-22.3 13.4-15.6 PWA25 <40.1 24.4-28.2 16.1-18.7 9.6-11.2 PWA20 <32.0 20.9-24.1 13.1-15.3 8.2-9.8 PWA/WCA15 <25.2 14.8-17.2 9.4-11 5.8-6.8 PWA12 <20.3 11.8-13.8 7.6-8.8 4.5-5.3 PWA09 <16.3 8.9-10.5 5.9-6.9 3.3-3.9 PWA05 <12.5 6.6-7.8 4.3-5.1 2.55-3.05 PWA03 <10.0 4.8-5.6 2.8-3.4 1.5-2.1 SIZE:PWA40 PWA35 PWA30 PWA25 PWA20 PWA15 PWA12 PWA09 PWA05 PWA03 PACKAGING:TWO 10KGS PLASTIC BAGS IN ONE PAPER BOX,50PAPER BOX ON ONE PALLET
White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling.
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