White fused alumina

We are offering white fused alumina white aluminum oxide (wa)is electrically fused in the furnace with high grade bayer processed alumina as raw material.it has high purity,ability of self-sharpening,better cutting,less heat emit,higher efficiency,acid and alkali resistance,good thermal stability.abrasives tools made of it are suitable for grinding high-speed,high carbon steel ,etc.it also can be used as materialsfor grinding and polishing,precision casting,spaying and coating, medium body for chemical industry,special ceramics and high-grade refractory materials,etc.
The physical and chemical analysis
al2o3 min 99.53%
na2o max 0.4%
fe2o3 max 0.1%
sio2 max 0.1%
crystal system hexagonal
color white
micro hardness hv2200-2300
grinding ability(compared with diamond as one) 0.12
hardness(mohs) 9
ture density 3.9 gcm3
bulk density 1.75-1.95 gcm3