... price contact material:316L stainless stee Detailed Product DescriptionRotor pump,centrifugal pump. long service time competitive price contact material:316L ... stainless steel Operation Principle Rotor pump is also named rotary lobe pump, threelobe pump, sole pump, etc. When the 2 simultaneous ... . Welcome to contact us for more information Centrifugal Pump,High Quality Pump,Delivery Pump