Iron silicide is used in deoxidation and alloying of steel melts, alloying of cast iron charges and melts (Iron foundries), silicothermic reduction of precious metals (chromium, molybdenum and vanadium) and others (Nb, W), Production of some inoculants and nodulisers by alloying (melting). High purity iron silicide is used to produce high permeability steel for electric transformers, production of FeSiMn, FeSiN and SiMn- alloys. It is also used as metal filler.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.