Mineral processing sprial classifier/ spiral classifier machine/ mining sprial classifier is widely used to pre-grading and 

inspection grading in closed circuits when used in the production flow of metal processing.

 According to difference in sedimentation rate of mineral particles and mud, the particle sizes of ores with 1.5mm-0.03mm are 

classified. Waste mud or water for ore sand can be separated from ores. also applied to ore washing, desliming and 

dehydration,ect.   http://www.machinejxsc.com/