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RF Flexible Impeller Pump

  • Overview
  • Features & Benefits
  • Specifications
  • Other Info
  • Case Studies


The RF pump is a flexible impeller pump which is designed to be reversible and self-priming with a maximum suction lift of 5 metres. The RF series is designed to pump both low and high viscosity liquids as well as solutions containing particles or gases.  

The main applications are transfer of dairy products, edible oils, wine, concentrates and beverages in general. They can also be used with viscous food products such as jam and marmalade, custard as well as cosmetic products such as soap, gel, toothpaste and creams. This pump is also used in the dying, textile and chemical industries.
Design and Features
  • Bare shaft or close-coupled construction
  • Reversible and self-priming pump
  • Machined investment casting casing
  • Double flat drive of the impeller
  • Connections DIN 11851
  • External single mechanical seal
  • IEC motor: B34, 1500 rpm, 3 ph, 230/400 V, 50 Hz, IP55
  • Easy maintenance


  • Parts in contact with pumped media: AISI 316L
  • Lantern and bearing support: GG 22
  • Other parts: AISI 304
  • Impeller: CR (Neoprene)
  • Gaskets: NBR
  • Mechanical seal: Cer/C/NBR
  • Surface finish: polished, Ra ≤ 0.8 µm


  • SiC/C and SiC/SiC mechanical seals
  • Lip seals
  • Connections: SMS, Clamp, Macon, etc
  • Motors with other protections
  • 1000 rpm motors
  • Electric panel with 10 m cable
  • Stainless steel trolleys
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