RAM Air Operated Double Diaphragm Pumps in Polypropylene

Why choose RAM Air Operated Double Diaphragm Pumps (AODD) for your demanding applications?

The Polypropylene pumps are available in five sizes. 1/2″Inch (15mm) 1″Inch (25mm) 11/2″Inch (40mm) 2″Inch (50mm) and 3″Inch (80mm)


Overall improved efficiency.


Ranging from 57 l/min to 1000l/min


Pump has a solid center block design with a lube free air valve design. Single piece, Multi ported Suction/Discharge manifold either flanged or with BSP thread.


Modular Air Valve

Lube and stall free valve with fewer moving parts.

One-Piece Center Section

Design Eliminates air leaks and provides more efficient operation.

Longer Diaphragm Life

Up to 5x longer diaphragm life for less maintenance and downtime

Multiple Inlet and Outlet ports for installation flexibility.

Key Fluids

  • Chemicals
  • Acids
  • Corrosive and abrasive fluids
  • Lubricants, oil and fuel
  • Sludge, slurry and wastewater
  • Soaps, detergents and solvents.

Choose from a wide selection of materials to handle various

applications, including corrosive and abrasive fluids.

Model Description: RAM50PP Polypropylene Air Operated Double Diaphragm Pump

Part number: RAM50F-PP-HY/HY/HY

         RAM = Series 

                  50 = 2” (50mm) suction/discharge

                           F = Flanged suction/discharge connections

                                    PP = Polypropylene construction

                                             HY = Hytrel diaphragms

                                                      HY = Hytrel balls

                                                               HY = Hytrel seats

We offer a variety of materials to adapt the internal parts to meet the customers requirements.

Diaphragm option include, HYTREL, Neoprene, Viton, EPDM, Santoprene and Buna-N.