Ferro Alloys are alloys of iron with other elements like chromium, manganese, silicon, tungsten, molybdenum or vanadium.Ferro Alloys are also commonly used for deoxidation, desulphurisation and refining of steel. The use of Ferro Manganese and Silico Manganese, Ferro Chrome in the production of carbon steel is primarily because of refining and deoxidation of steel.