Centrifugal attrition mills Chemical Engineering
May 22 2016 · The NEI pendulum mill shown in Figure 222 is slightly less economical in operation than the Lopulco mill although it gives a rather finer and more uniform product A central shaft driven by a bevel gear carries a yoke at the top and terminates in a footstep bearing at the bottom On the yoke are pivoted a number of heavy arms shown in