Available in different grades having various particle sizes, the particles of offered Calcined Alumina can pass through sieve holes of 45 micron and 150 micron diameter. As per Mohs hardness measurement scale, its position is 9th. This free flow powdery chemical serves as an ideal fluxing agent during steel production process. It is used as an essential element for manufacturing low thermal co efficiency based glass. Calcined Alumina shows good sintering attributes, possesses high flowing characteristics and is capable of resisting corrosion.