Sundt installed and commissioned an 11'x28' ball mill and a 32'x14' SAG mill, along with . a 17,500 ton per day expansion of the ADR gold leach processing plant. . Kennecott Copper Constructed a new solvent extraction plant at the Ray.
A ball mill is a type of grinder used to grind, blend and sometimes for mixing of materials for use in mineral dressing processes, paints, pyrotechnics, ceramics and selective laser sintering. It works on the principle of impact and attrition: size reduction is done by impact as the balls drop from near the top of the shell. .. 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 .. with the limits of Bond's range: upper dBU = 50 mm and lower dBL = 0.05 mm. . Ball mills normally operate with an approximate ball charge of 30%. . SAG mills are primarily used at gold, copper and platinum mines with.