A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting . For instance rock crushing or grinding to produce uniform aggregate size for .. SAG mills are primarily used at gold, copper and platinum mines with applications also in the lead, zinc, silver, alumina and nickel industries.
A ball mill is a type of grinder used to grind, blend and sometimes for mixing of materials for use . of steam power that an effective ball milling machine could be built. It is reported to have been used for grinding flint for pottery in 1870.
Optimizing Performance of SABC Comminution . Semantic Scholar
Dec 2, 2016 . This circuit shows a semi autogenous grinding (SAG)/ball mill circuit where . Numerous Chinese mining companies have since . The mineral processing plant of the Wushan copper mine has a production capacity of 30,000.