Aluminium oxide is an amphoteric oxide with the chemical formula Al2O3. It is commonly referred to as alumina, or corundum in its crystalline form, as well as many other names, reflecting its widespread occurrence in nature and industry

White corundum is formed by the fused smelting with high quality aluminum oxide powder as raw material,. It has the

white color, high hardness, toughness, high purity, high efficiency, acid and alkali corrosion, good thermal stability

characteristics and many other characteristics.