абразивные инструменты белый плавленого aluminuma

its main raw material is aluminum oxide powder, which is electrically fused in high temperature. It is white and it features acid & alkali resistant, corrupting resistant and high hardness. The abrasive tools made of it are suitable for the grinding to high carbon steel, high speed steel and chilled steel. It materials, catalyst carrier,special ceramics and super, refractory materials.In addition, its micropowder features excellent insulation. It can be suitable for superprecision grindling and polising of crystal and electronic industry and making high quality refractory materials, etc. SizeAl2O3 %Fe2O3%Na2O+K2O %SiO2 %Density g/cm3Fire-resistantBulk Density g/cm3Volume Density g/cm3≥≤≤≤≥>≥≥Grain990.050.40.063.9618501.5 1.953.6Fine98.50.070.40.083.9418501.4 1.83.5Micropowder980.070.40.083.9418501.4 1.83.5