It is produced by melting manganese ore, coke, and iron ore in a furnace . The resulting product is a dark gray powder or lump that is used in the production of steel and cast iron . FeMn is an important alloying element that increases the tensile strength, toughness, stiffness, wear resistance, and hardenability of steel, helping to improve the safety and effectiveness of the end product . It is widely used in the steelmaking industry and has become an essential deoxidizing agent and additive in the steelmaking industry. In summary, Ferro Manganese (FeMn) is an alloy of iron and manganese, containing usually about 80% manganese. It is produced by melting manganese ore, coke, and iron ore in a furnace. FeMn is used mainly to counteract the bad effects of sulfur, acts as a deoxidizer, and imparts metallurgical properties such as increased strength, hardness, toughness, and hardenability. It is available in different types and can be used for various applications, such as cladding, decking, ceilings, walls, and saunas.