One (1) used Paul O. Abbe SS Rota-Cone Blender Model RCB-54. The unit has a 83 CUFT capacity and a 54 CU FT working capacity. Blender diameter is 54" with a 18" straight wall. Loading hatch 16" diameter and discharge valve is 8". Blender is constructed with 316L stainless steel. 5HP drive that produces 13 RPM with max. density of 90 lbs/c.f. at that speed. Model ROB54, S/N: A46665.