aug 06, 2015 spiral classifier for mineral processing. in mineral processing, the spiral classifier on the other hand is rotated through the ore. it doesnt lift out of the slurry but is revolved through it. the direction of rotation causes the slurry to be pulled up the inclined bed of the classifier in much the same manner as the rakes do.,spiral classifier mineral processing,jul 09, 2020 the horizontal spiral centrifugal classifier adopts the method of wet classification, and its processing capacity can reach 120 (m3 slurry) kg/h. it is widely used in minerals, metal powders, chemical raw materials, pigments, fillers, etc. if playback doesnt begin shortly, try restarting your device.