Mill power for conical Hardinge type ball mills
· MILL POWER FOR CONICAL HARDINGE TYPE BALL MILLS AUSTIN§ W HILTONt and B HALLt § Mineral Engineering Department The Pennsylvania State University University Park PA 16802 USA t NEI International Combustion Derby UK Received 6 June 1991; accepted 2 August 1991 ABSTRACT The equations proposed previously by Austin which allow for the presence of conical