Silicon metal, also known as crystalline silicon or industrial silicon, is obtained from silica by carbonaceous reductant in a mineral heat furnace through a reduction reaction. It is the basic raw material for the development of the current photovoltaic industry, mainly used in the production of polysilicon, organic silicon, aluminum alloy products, and its downstream applications have penetrated into the defense industry, information industry, new energy and other related industries, and has an important position in the economic and social development of China.
