The main functions of the centrifugal filter devices are washing, filtering, and drying. The washing process of centrifugal filter unit is accomplished by spraying the washing liquid with a spray ball or a cleaning ring set on the top head. Filtration is mainly accomplished by the filter screen or cloth on the chassis, and the porous plate flange and the porous plate filter disc are installed on the body to seal. The function of the drying part is realized by a heating system of semi-circular coil or integral jacket, bottom coil or jacket and agitator. When drying, hot water or steam can be injected into a semi-circular jacket and agitator.