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ball mill 【working principle of ball mill】 ball mills is a typical material grinder machine which widely used in the mineral processing plant, ball mill performs well in different material conditions either wet type grinding or dry type, and to grind the ores to a fine size.
grate ball mill is similar with wet grid ball mill except that ore discharging end is installed with ore discharging grid plate. end housing with hollow journal at ore discharging end is equipped with bearing inner sleeve and ore discharging grid.
grate ball mill/grate discharge ball mill/grate ball milling machine. grate ball mill the grate ball mill is usually used in the first segment of the two stages, or place of discharging the rough ore.as little slurry stored in the grate type ball mill and blocked by the grate plate, the mill can load more balls, easy to load the small ball.