It is mainly used as raw material to produce silica gel, silica, zeolite molecular sieve, silica sol, and so on. It is also the raw material to produce detergent and soap. As a water softener and settling agent, it is widely used. In the textile industry, it is used as a dyeing auxiliary, bleaching agent, etc. In the machine industry, it is widely used in the founding process, to made grinding wheels and used as a metal protector agent. It is also widely used in the building industry, agriculture, oil exploitation, etc.