silicon metal

Product Details

553Si: less than 0.5% Fe, less than 0.5% Al, less than 0.3% Ca. Mainly used as additives for non-ferrous alloys.441Si:Fe less than 0.4%, Al less than 0.4%, Ca less than 0.3%. Mainly used in chemical silicon.3303 Silicon: containing less than 0.3% iron, containing less than 0.3% aluminum, containing less than 0.3% calcium. Mainly used in electronics, electrical appliances and other industrial sectors of the conductive skeleton.3305 Silicon: containing iron less than 0.3%, containing aluminum less than 0.5%, containing calcium less than 0.3%. Mainly used in precision casting, rubber products, ceramic products and other industries.2202Silicon: containing iron less than 0.2%, containing aluminum less than 0.2%, containing calcium less than 0.2%. Mainly used in metallurgy, chemical industry and other industries as a reducing agent and additive.