built myself a ball mill - Electronics - Forum
pulley 1- 1.5 inch. puller 2- 7.5 ". roller diameter- 1.35 inch. barrel od-6.5". barrel speed = 73.96 rpm. because of this set up my ball mill gets the optimal rpm and is very effictent (powdered 5lbs of kno3 in 30 minutes to the consistensy of powdered sugar) here is a VIDEO Note- in the video the construction of the ball mill is incomplete ...
