... driven by eccentric circle, its jigging pulse curve is mostly sine wave, the upward or downward flow rate generated by the diaphragm ... install, operate and maintain5.The pulsation curve is saw-tooth wave shape facilitate heavy mineral to settling6.Saving water 30-40 ... driven by eccentric circle, its jigging pulse curve is mostly sine wave, the upward or downward flow rate generated by the diaphragm ...