ball mill 1.for cement, silicate, ceramic 2.wet or dry ball mill 3. overflow or grate ball grinder 4.iso 9001:2008,CE,CCC ceramic ball mill Working principle Advanced Comprehensive Ball Mill has a horlzontal type and tubular running device,and two warehouse. This machine is gril type and its outside runs along gear,the material enters spirally and evenly the first warehouse of the milling along ...