Get current pricing for Greerco, GREERCO-62383-ID Greerco No Model Vertical Colloid Mill, Stainless Steel Rotor 4 Diameter, 7.5 Hp, 220-440 V, 3ph, 2350 R.p.pm., Machine Dimensions 16 Diameter X 28 . Product Category: Process Equipment, Sub Category: Process Mills: