Grinding mills. Free Online Library
01/09/1991#0183;#32;In 1989, MPSI, a selling unit of the Grinding Division, sold the following mills for the ndida project ( Mining Magazine, September 1990, pp 173 180 ): two 28 ft diameter x 14 ft long ( m x m ) 5500 hp ( 4100 kW ) SAG mills; two 18 ft diameter x ft long ( m x m ) 5500 hp ball mills; two 14 ft diameter x ft ( m x ) 300 hp ( 2240 kW ) regrind ball