WSA series air classifier machine principle is feed the materials into a screw conveyor and a rotor rotating at high speed. the fine materials will pass through screen, and the oversize materials will be discarded at the end of the screw shaft. It is especially suitable for grinding plant powder, Such as: Chinese herbal medicine powder; Spices: curry powder, ginger powder, garlic powder, chili powder , pepper powder material etc.

Features:

No oversize end bearings or seals

Hinged oversize end door

Easy to remove sifting screen and screen retainer

Hygienic design sifting screen

Easy to inspect and/or clean

No tools required for screen, paddle and screw removal

Fully rotatable screen for in-situ inspection

Range of different screen options including; nylon, woven wire and wedge wire