Used Mining Equipment
2,200 tons per day of ore is ground in three 10 foot diameter by 8 foot long ball mills operating in parallel. The ball mills reduce the 5/8 inch rocks from the crushers to 130 micron particles (about twice the diameter of a human hair). Each ball mill uses 400 horsepower to grind the ore by tumbling it with 21/2 inch steel balls in a rotating ...