How to Make a Ball Mill: 12 Steps (with Pictures) - wikiHow
Mar 29, 2019 · Use balls with a diameter between ½" (13 mm) and ¾" (19 mm) inside the mill. The number of balls is going to be dependent on the exact size of your drum. For a cylinder drum of the size used above, about 40-60 balls should be sufficient. Larger drums will require more balls.
- Views: 15KGet price