The operating principle of the ball mill. The operating principle of the ball mill consists of following steps. In a continuously operating ball mill, feed material fed through the central hole one of the caps into the drum and moves therealong, being exposed by grinding media.
Sandblasting with pressure washer attachment. Sep 26, 2005 the sand blaster for the power washer i have 3200 psi works fair but is a lot messer than a air rig the water keeps the metal or what ever cool but the wet sand stickes to u like glue but it does work better than them 20 gallon home sandblasters tho 09-26-2005, 02:10 AM #13.