Uploaded December 2016 | Updated September 2026, 2 hours ago

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Two counter-rotating intermeshing rotors create a suction that pulls the liquid into the pump and transports it around the rotors, to the discharge port. To find out more about Rotary Pumps and why they are generally used for high viscosity fluids, visit
AIChE’s Essentials of Chemical Engineering for Operators. aiche.org/ela117