Continental Products Corp. has manufactured the worlds largest rotary drum batch mixer. This massive Rollo-Mixer ® rotates at only 2 rpm and will uniformly blend 65,000 lb. batches of friable, cube-like particles in 3 minutes. Continental Rollo-Mixer ® Model No. 132-1286/50s dimensions are: 19 feet. OAL, 16 feet. OAW, and 14 feet-6 inches OAH and weighs 52,000 Lbs. Effective batch mixing volume is 1,286 cu. ft.