Used Progressive Industries, Inc model MS-20 air classifier only. Carbon steel construction. For particles 3 microns down to 0.4 micron average diameter. It can handel feed rates of 1 ton to 20 tons ...

Used-Progressive Industries, Inc model MS-20 air classifier only. Carbon steel construction. For particles 3 microns down to 0.4 micron average diameter. It can handel feed rates of 1 ton to 20 tons per hour. The diameter of the chamber is 46" and the overall length is about 119". The rotor is driven by a 20 hp, 230/460 vac 3 ph electric motor. This unit is for air classifing after milling. Serial # 88 14.