What is the application of alumina?
* Abrasives: Alumina is a common abrasive mineral, used in sandpaper, grinding wheels, and other abrasive products. It is also used in the production of bauxite, which is the primary ore of aluminum.
* Refractories: Alumina is used as a refractory material, which is a material that can withstand high temperatures. It is used in the linings of furnaces, crucibles, and other high-temperature equipment.
* Ceramics: Alumina is used in the production of ceramics, such as porcelain and tiles. It is also used in the production of glass and cement.
* Fillers: Alumina is used as a filler in a variety of products, such as plastics, rubber, and paint. It can help to improve the strength, stiffness, and durability of the product.
* Adsorbents: Alumina is used as an adsorbent, which is a material that can trap and hold molecules or atoms on its surface. It is used in the purification of water and air, as well as in the production of chemicals.
* Catalysts: Alumina is used as a catalyst, which is a substance that speeds up the rate of a chemical reaction. It is used in the production of a variety of chemicals, including plastics, fertilizers, and pharmaceuticals.