1. Made from manganese,iron, a small amount of carbon,SI,S,P etc 2.Can be used as alloy agent,compound deoxidizer, desurfurizer ferromanganesesiliconmanganese alloy is made from manganese,silicon,iron and a small amount of carbon and other element of the alloy,it used as deoxidizer,desulferizer and additive in smelting special steel.It can be divided as high carbon ,meduim and low ferromanganese ...