Ferrosilicon is an alloy of silicon and iron. By utilizing its powerful chemical affinity with oxygen, ferrosilicon can be mainly used as deoxidizer in the process of steelmaking. Ferrosilicon is also used as silicon additive and as a foundry inoculant to increase the strength of steel.
Origin: Brazil, China, Kazakhstan, etc.
Material: Silica stone, reducing agent, mill scale as steel additive