22 in. x 22 in. WM. BOULTON PEBBLE MILL - RUBBER LINED - 3 HP

Item #4682

1 - used Wm. Boulton Ltd. Pebble Mill rubber lined type 24 x 24. Serial # FS 9744 built 3/1/85. Actual inside dimension - 22 in. x 22 in. Rubber lined shell. 3 HP GE motor 1750 rpm. It is not mounted on the mill and does not have a V-groove pulley. The mill has a 16 in. dia. V-groove pulley. That pulley and shaft turns a pinion gear that turns a big gear which controls the mill rpm.The 16 in. dia. pulley turns 6 times to every one revolution on the mill. (6:1 ratio). If you had a 4 in. pulley on the motor shaft the mill rpm would be 72 rpm. If you used an inverter to slow it down 72 would be your high rpm. Attached picture show the drive end. The pinion and bull gear are under the blue cover. V-belt driven to bull gear and pinion (Pulley on motor is missing). Round door approx. 5 in. dia. 1 in. outlet on opposite side. F.O.B. - LOCATION