B75 Blagdon Metallic Air Operated Double Diaphragm Pump

The Blagdon B75 Metallic range is available in Stainless Steel, Aluminium and Cast Iron with various component material options. Fitted with 3 inch suction/discharge fittings, the B75 Metallic operates at a maximum air pressure of 8.6 Bar and can achieve a flowrate of 889 litres per minute.

  • Air valve will not stall in mid-position
  • Air valve designed for in-line maintenance
  • Available in both end and center ported
  • Pressures to 7 bar (102 PSI)
  • Flow rates up to 889 litres/minute (234.8 gal/min)
  • Bolted construction for greater integrity
  • Robust consruction


Maximum Delivery: 889 ltrs/min (234.8 gal/min)
Max. Working Pressure: 8.6 bar (125 PSI)
Max. Solid Particle Size: 10 mm. (0.4″)
Air Inlet: 3/4″ NPT
Temperature Limits: Determined by Elastomers
Suction Lift (Dry): 4 metres (13.1 feet)
Fluid Inlet / Outlet: 3″ BSP Tapered (End Ported), DIN Flanged (Center Ported)
Installation: Surface Mounted
Accessories Included Exhaust Air Silencer
Shipping Weight:
53.5 kg. (117.7 lbs) Aluminium
90 kg. (198 lbs) Cast Iron / Aluminium
90 kg. (198 lbs) Stainless Steel / Aluminium
Shipping Dimensions: 720 x 350 x 900 mm, 28.3″ x 13.8″ x 35.4″