High strength, fracture toughness, corrosion resistance and super smooth surface finish combined with high specific gravity, abrasion resistance and hardness. Mainly used in coating, paint, pigment, ceramics, ink, electronic ceramics, titanium dioxide, pesticides, Kaolin, calcium carbonate, zirconia powder, mineral material, special chemical and other industries. Also applied in Nano materials such as lithium battery, barium sulfate and grinding ceramic ink.