Processes for Beneficiation of Iron Ores | ispatguruMar 28, 2015 . The term beneficiation in regard to iron ores encompasses all of the methods . Autogenous grinding uses coarse pieces of the ore itself as the.autogeneous grinding of iron ore,Autogenous and semiautogenous mills > Wet grinding plants .Autogenous (AG) and semiautogenous mills (SAG) are used for the coarse grinding of various ores, (such as gold, copper and iron ore). . The wet grinding plant for gold ore consists of an SAG mill and a ball mill. The SAG mill is 9.7 m in.
autogeneous grinding of iron ore