... :SS 304/316. 2.food, beverage, chemical, medicine. 3 delivery lift ,15m- 40m. 4.high quality for thick fluid ... I is filled with medium; when it revolves to position b,housing B encloses part of the medium,when ... it goes to position c,housing A encloses medium,and finally it goes ... is repeated,medium(material)is transpor-ted continuously 3- Lobe Rotor Pump/ Gear Rotor Pump