china white fused alumina abrasives material
White Fused Alumina This synthetic product is fused in an arc furnace with high-quality aluminium oxide as raw material. Al2O3content equals as much as 99% and Na20, K20, CaO, SiO2, Fe2O3 are the admixtures. In comparison with Brown Aluminium Oxide it has higher hardness (over 9 in Mohs scale) and microhardness (2100kG/mm2). It is also more