Ball Mill Grinding Theory
Apr 28, testing plant equipment: in order to determine, among other things, the operating conditions of the ball-mill when working on this rock, a test mill of about 300 t. daily capacity was erected at duluth, minn. the fine-crushing plant contains a hardinge 8-ft. by 22-in. (2.4-m. by 55.8-cm.) conical mill, a 6- by 27-ft. (1.8 by.Attrition mill is a type of grinding mill by kinds of media to crush lump to powder-like substances. the impact can be rock on rock such as in an autogenous grinding (ag) mill, rock and a small ball charge (~10%), used in semi autogenous grinding (sag) mills, balls of various sizes in ball mills and less commonly these days, steel rods in rod.