Белый плавленый глинозема

White Fused Alumina is formed from calcined alumina in the fixed or tilting electric furnace at high temperature. It is a very important material for producing the advanced refractories and abrasives. Application and Symbol Application For refractory For resin and ceramic wheel For coated abrasive WA-R WA-B WA-P Chemical properties Symbol Size Chemical properties Volume and Density Al2O3 NA2O FE2O3 SIO2 WA-R 0-1MM1-3MM3-5MM ≥99 ≤0.4 ≤0.1 ≤0.4 WA-B F12-F80 ≥99 ≤0.5 ≥3.9g/cm2 F90-F150 ≥98.5 ≤0.6 F180-F220 ≥98.2 ≤0.7 WA-P P24-P80 ≥99 ≤0.4 P90-P150 ≥98.5 ≤0.4 P180-P400 ≥97.5 ≤0.5