How to understand the advantages of the screw pump and its durability？

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The screw pump is a commonly used water pump shared by the screw exhaust vane and the pump casing. Used irrigation for irrigation, drainage, and lifting of sewage and sludge. Advantages of screw pumps 1. The speed is low (generally 20r/min～90r/min), Metal wear is slight, and cavitation will not occur. 2. The flow channel is …

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