how do coal classifiers work

How Flat Bottom Classifiers/Lites-Out Work™ In a typical Lites-Out™ system, the Flat Bottom Classifier is fed by a Hydrocyclone to provide a controlled, dense and deslimed feed. This slurry enters the top of the unit via a central feed well, while water is injected via a plenum chamber through specialized nozzles to create an upward rising ...