... and has achieved very good results in grinding steel, cast iron, heat-resistant steel, titanium alloys, aluminum alloys and ... and glass kin as well.Chemical Composition of Fused Zirconia Alumina(Zirconium Oxide)ItemZirconium Oxide ZA-25Zirconium Oxide ZA- ... Ltd, founded in 1999, is specialized in White Fused Alumina, Brown Fused Alumina, Green/Black Silicon Carbide and other related products. Our ...