Bauxite (Bauxite) actually refers to the general name of ores that can be used industrially, consisting mainly of gibbsite and monohydrated silica. Bauxite is the best raw material for the production of metallic aluminum, and it is also the most important application field. The amount of bauxite is more than 90% of the total output of bauxite in the world.Aluminum oxide, chemical formula Al2O3. It is a high hardness compound with a melting point of 2054°C and a boiling point of 2980°C. It can ionize ion crystals at high temperatures and is often used in the manufacture of refractory materials.