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Autogenous and semiautogenous mills

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 diameter and 4.8 m long. It is equipped with two 4,500 KW COMBIFLEX drives and has a rated throughput of 930 t of ore per hour. The 7.9 m x 12.4 m ball mill is powered by a 17 MW ring motor and has a rated throughput of 980 tph.

Example configuration

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