... .High purity super hard material. Such as phosphor powder, TITANIUM DIOXIDE, silicon, aluminum, copper and other high purity pigment ... resistant material. Such as garnet, silicon carbide, spodumene, cerium oxide, alumina, alumina and so on.3.Food, pharmaceuticals and ... on.6. Reflectorized material and power coatings.Such as iron oxide, titanium oxide, glass microsphere and so on.7. Pesticide, feed and ...