Blagdon B50 non-metallic air-operated diaphragm pump for high flow chemical applications
DescriptionSpecificationsDrawings & Performance CurveDocumentation
Blagdon B50 Non-Metallic AODD Pump for high-flow chemical and industrial fluid transfer applications

Blagdon B50 Non-Metallic AODD Pump

The Blagdon B50 Non-Metallic air-operated double diaphragm (AODD) pump is designed for high-capacity transfer of chemicals, viscous fluids and other demanding process liquids where corrosion-resistant non-metallic construction is required.

With a maximum delivery of up to 530 litres per minute (140 gal/min) and working pressure up to 8.6 bar (125 PSI), the B50 is suitable for applications requiring high flow rates while handling suspended particles up to 6 mm.

Available in polypropylene and PVDF configurations with aluminium or stainless steel options, the B50 offers material flexibility for a wide range of industrial fluid-transfer duties. Its simple construction, proven pneumatic air valve and robust design support reliable operation and straightforward maintenance.

Need Help Selecting the Blagdon B50 Non-Metallic Pump?

Not sure whether the B50 is suitable for your process? ABS Engineering can help review your required flow, fluid properties, viscosity, chemical compatibility, temperature, solids size and operating conditions.


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Maximum Delivery 530 ltrs/min (140 gal/min)
Max. Working Pressure 8.6 bar (125 PSI)
Max. Solid Particle Size 6 mm (0.24″)
Air Inlet 3/4″ NPT
Temperature Limits Determined by elastomers
Suction Lift (Dry) 6.1 metres (20 feet)
Suction Lift (Wet) 7.6 metres (24.9 feet)
Fluid Inlet / Outlet 2″ ANSI #150 Flanged RF
Installation Surface mounted
Accessories Included Exhaust Air Silencer
Shipping Weight 39.5 kg (87.1 lbs) – Polypropylene / Aluminium
50.5 kg (111.3 lbs) – PVDF / Aluminium
50.5 kg (111.3 lbs) – Polypropylene / Stainless Steel
70 kg (154.3 lbs) – PVDF / Stainless Steel
Shipping Dimensions 630 x 380 x 670 mm
24.8″ x 15.0″ x 26.4″

Blagdon B50 Non-Metallic AODD Pump general assembly drawing

General Assembly
All dimensions +/- 3 mm

Blagdon B50 Non-Metallic AODD Pump performance curve

Performance determined using flooded suction while pumping clean water through a calibrated electronic flow meter with pulsation dampener and silencer fitted.

Blagdon B50 / X50 Non-Metallic Service & Operating Manual


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Blagdon B50 Non-Metallic Datasheet


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Need a high-capacity AODD pump for aggressive chemicals, viscous fluids or demanding industrial transfer applications?

Contact ABS Engineering for assistance with the Blagdon B50 Non-Metallic AODD Pump.