ball mills in mining

Ball mill - Wikipedia 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 ,
Ball Mills - Mine EngineerCom provides mining, gold , Ball Mills are generally used to grind material 1/4 inch and finer, down to the particle size of 20 to 75 microns To achieve a reasonable efficiency with ball mills, they must be operated in a closed system, with oversize material continuously being recirculated back into the mill to be reduced
Ball Mills - Mt Baker Mining and Metals - MBMMLLC Ball mills have been the primary piece of machinery in traditional hard rock circuits for 100+ years They are proven workhorses, with discharge mesh sizes from ~40M to