tube ball mill. tube ball mill is a horizontal rotating device tran... learn more ceramic ball mill. ceramic ball mill mainly used for mixing, grinding,... learn more grid ball mill. inside the hollow shaft end cover of discharge part... learn more dry process ball mill. dry process ball mill is a key equipment to grind t... learn more slag mill,optical manufacturing ceramics machining optipro,jml optical enhances capabilities with esx 150 optical grinder and epx 200 high speed polisher jml optical purchased the esx 150 cnc optical grinder and epx 200 cnc high speed polisher and as a result, the company is polishing larger diameter spherical optics, greatly reducing cycle times and significantly improving the surface finish of optical components.