Blagdon B40 Metallic Diaphragm Pump
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Max. Capacity 320 l/min
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Max. Pressure 8.6 bar
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Max. Viscosity 5,000 cP
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Temperature Range Limited by elastomers - Up to 180 deg C.

Blagdon Air Operated Double Diaphragm Pump.
Fully Submersible Pump.
Atex certificate available.
Up to 320 l/min,
1.5" Air Operated Diaphragm Pump,
Metallic Construction suitable for "Work-horse" applications
Common applications:
- Vast range of liquids and chemicals
- Optional Atex certification available
- Low cost, straight forward construction
- When electrical power is not available
Specifications
Pump type: Air Operated Double Diaphragm Pump
Control: Valve in air inlet (not included)
Materials: Metallic casing (see options)
Fluid Connections: 1.5" Threaded (see options)
Max Solid diameter: 6mm
Max Flow rate: 320 litre/min
Displacement: 1.2 litres/stroke
Max Discharge pressure: 8.6 bar
Air Inlet: 3/8" BSP(F)
Pump weight: see options list
Features
- Simple construction, easy to maintain & control
- Self-priming, ideal of emptying containers
- Bolted construction for greater integrity
- ATEX approved as option - intrinsically safe
- Reliable, proven pneumatic air valve
- Strong, robust design
- Manufactured in Shannon, Ireland
Options
Casing materials: Aluminium/Aluminium (23kg)
Internal material options: Nitrile, EPDM, Neoprene, Santoprene, PTFE, Viton (FKM)
Fluid Connection options: 1.5" BSP (F) or NPT (F) Threaded
Other Options: Weighted valve balls for high viscosity liquids
Like all air operated diaphragm pumps, this pump requires a compressed air source to function.
Need a compressor and pump combo? Check out the compressors in the "Other Products" menu tab.