... liquid or mixtured with gas or air. The leading featrues of 2W series twin screw pump1. Deliver arious medium smoothly without and ... ad sealing liquid which guaranteed by the construction of pump casing. All of the pump possess high self priming ability and ... beverage, honey, sugar juice, tooth paste, milk, cream, soy sauce, animal oil, vegetable oil, chololate and medium with high viscosity.save ...