ferromanganese 1.Made by manganese,iron, small amout of C,Si,S,P. 2.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 and ...