To make a ball mill, start by building a wooden platform and attaching a motor underneath it. Then, cut a slit into the wooden platform for the belt to pass through and attach casters to the platform for the container to sit on.

Some mineral processing laboratories use a 30 cm diameter x 61 cm long (12-inch x 24 inch) rod mill with 30 and 45 mm rods (1 1/4 inch and 1 3/4 inch). A similar …

Making a Ball Mill: Making a ball mill from a sewing machine motor, a broom stick and some scrap wood. there doesn't seem to be any proper ball mill instructables on the …

A rugged container (You can use PVC pipes or big plastic bottles) 2. An electric screwdriver (these are fairly cheap, I got mine for $10) 3. A bolt, a nut and maybe a washer. 4. Epoxy …