Oct 23, 2017 . A ball mill consists essentially of a conical or cylindrical shell supported . In order that the valuable minerals may be separated from the gangue in .. 14, consists of cast iron plates clamped in place by wedge bars, the bars being .. but if balls can be made or bought locally at a reasonably cheap rate, the.
Planetary Ball Mills are used wherever the highest degree of fineness is required. . hair, hydroxyapatite, iron ore, kaolin, limestone, metal oxides, minerals, ores, . can be compensated in order to avoid disturbing oscillations of the machine.