Decanter used for discharging supernatant fluid in tank and can be automatic control to circulate runing. Decanter used for discharging supernatant fluid in tank and can be automatic control to circulate runing.Type of decanter include rotating type,pontoon type,and siphonage type,the discharging water can be controlled by weir gate.X-Revolution formF-Float bowl formH-siphon formZ-wrist formY- ...