1, little vibration, low noise 2, high pressure, high efficiency 3, simple structure ... end to pump for clockwise rotation.3 g series three screw pump material 3G Series pumps usage:Used to transport ... / 3G Series Screw Pump Applications 1, medium for linear continuous conveying, without stirring, without pulsation.2, little vibration, low noise.3 ... .6, wear light, long life 3 g series three screw pump