A ball mill is a type of grinder used to grind and blend materials for use in mineral dressing . A ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) . High quality ball mills are potentially expensive and can grind mixture .. In situ leaching · Gold chlorination · Gold cyanidation · Bayer process.
A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting .. The rods used in the mill, usually a high carbon steel, can vary in both the . Attrition between grinding balls and ore particles causes grinding of finer . SAG mills are primarily used at gold, copper and platinum mines with.