It is mainly used for the preparation of raw materials of ceramics, enamels, refractory crucibles and firebricks; It is also used as the adhesive of polishing agents, the filler of coatings and paper, the accelerant and activator of neoprene and fluororubber; Magnesite cement can be made by mixing it with magnesium chloride and other solutions; It is also used in rubbers, plastics, electric wires, cable dyes, paints, glass, ceramics, chemical reagents, medicine, food additives, etc.; It can be used as the insulating sheath for conducting wires; It is used in the building materials industry, as the raw materials for fireproof boards, fireproof doors, etc., and used for exhaust gas desulfurization in the industries such as chemical engineering, papermaking.