SAG Mills - Mining Technology | TechnoMineNov 5, 2007 . SAG is an acronym for Semi-Autogenous Grinding, which means that it utilizes steel balls in addition to large rocks for grinding. The SAG mills.ball and sag mill,SAG Mill Grinding Circuit Design - Mineral Processing / MetallurgyJun 6, 2016 . SAG circuits may employ low to relatively high ball charges (ranging from 2% to 22%, expressed as volumetric mill filling) to augment.
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