Magnesium powder has the characteristics of fammable and explosive, high temperature and dazzling white light when bumedso magnesium powder is widely used in science and technology felds such as mlitanry industry and aerospace industry. in thesteelmaking industry and non-ferrous metal casting, magnesium powder is used as a desulfurizing agent and a purifying agent tomake a reducing agent in the production of rare metals. In the chemical industry, magnesium powder can be used more and more inthe spray, coating and anti-corrosion industries, and is also used in single crystal siicon, polycrystaline siicon and metalurgicalpowder die casting.