hydraulic classifier

hydraulic classifier

[hī′drȯ·lik ′klas·ə‚fī·ər]
(mechanical engineering)
A classifier in which particles are sorted by specific gravity in a stream of hydraulic water that rises at a controlled rate; heavier particles gravitate down and are discharged at the bottom, while lighter ones are carried up and out. Also known as hydrosizer.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The concentrate from the second column flows by gravity to the regrind mill, a MPSI KW50 Verti Mill, operating in closed circuit with a hydraulic classifier. Oversized material is returned to the mill by a pump, while the reground product returns by gravity to the primary column feed hopper.