Ferromanganese is an alloy composed primarily of iron and manganese. It is widely used as a raw material in the production of steel, stainless steel, and other metal products. There are several synonyms for ferromanganese, including ferromanganese alloy, manganese iron, Manganese steel, and MnFe. These synonyms are commonly used in the steel and metal industries to describe alloys that contain significant amounts of iron and manganese. Other related terms include ferroalloys, ferrosilicon, and silicon manganese. These materials are essential components in the production of steel and other metals and are critical to the functioning of many industrial processes.