... solids cake, and then drain out the washing water. stop the machine. For SS, SB, PSB, PBZ series , the ... copper, zinc and aluminum, metal products, sludge and waste water treatment. Features1. PLC based control with programmable setup. Automatic operation ... filtration, cleaning, intensive filtration and discharging.2. Inverter for speed regulation makes startup smooth. Relative centrifugal force is ...