Blagdon B15 non-metallic air-operated diaphragm pump for corrosive liquid handling
DescriptionFeaturesSpecificationsDocumentation

Blagdon B15 Non-Metallic AODD Pump

The Blagdon B15 Non-Metallic air-operated double diaphragm (AODD) pump is designed for reliable transfer of corrosive chemicals and compatible process fluids where non-metallic wetted construction is preferred.

With maximum delivery up to 48 litres per minute (13 gal/min) and working pressure up to 8 bar (116 psi), the B15 combines compact dimensions with dependable fluid-transfer performance for industrial chemical-handling duties.

Polypropylene and PVDF wetted-material configurations are available to suit different chemical compatibility requirements. The pump also features self-priming operation, a proven pneumatic air-valve system and the ability to handle suspended particles up to 2 mm.

Key Features & Benefits

  • Maximum delivery up to 48 L/min (13 gal/min)
  • Maximum working pressure up to 8 bar (116 psi)
  • Polypropylene and PVDF wetted configurations available
  • Non-metallic wetted construction for compatible corrosive fluids
  • Self-priming operation for container emptying and transfer duties
  • Handles solid particles up to 2 mm (0.08″)
  • Simple construction designed for straightforward maintenance
  • Reliable pneumatic air-valve system
  • Flanged or screwed connection configurations depending on model
  • Wall or surface mounting capability
  • Exhaust-air silencer supplied as standard
  • X15 ATEX-approved configurations available for applicable hazardous-area installations

Non-Metallic Material Options

Polypropylene Lightweight and corrosion-resistant non-metallic construction suitable for many compatible acids, alkalis and industrial chemicals.
PVDF Higher chemical-resistance option for selected aggressive chemicals and demanding process environments.
Conductive Polypropylene Available in selected configurations where conductive construction is required.
Valve Type Ball valve
Diaphragm Options Buna-N, EPDM, Neoprene, Santoprene, PTFE, one-piece PTFE and Viton depending on configuration

Final pump, diaphragm, valve-ball and seat-material selection should be confirmed against the actual fluid, chemical concentration, temperature and operating conditions.

Typical Applications

  • Corrosive chemical transfer
  • Acid and alkali transfer
  • Chemical dosing and batching
  • Water and wastewater treatment
  • Tank and container emptying
  • General industrial chemical transfer
  • Specialty chemical processing
  • Process-fluid transfer where metallic wetted components are undesirable
  • Applicable hazardous-area installations using the correct X15 configuration

Polypropylene vs PVDF

Polypropylene: A lightweight and cost-effective non-metallic option with good corrosion resistance for many compatible industrial chemicals, acids and alkalis.

PVDF: Provides enhanced chemical resistance for selected aggressive fluids and applications where polypropylene may not provide the required compatibility.

Material compatibility should always be checked against the exact chemical, concentration and operating temperature before pump selection.

ATEX Configuration

Blagdon X15 configurations are available for applicable ATEX hazardous-area duties. Correct conductive materials, installation, bonding and grounding requirements must be confirmed for the intended application.

Technical Specifications

Specification Details
Maximum Delivery 48 L/min (13 gal/min)
Maximum Working Pressure 8 bar (116 psi)
Maximum Solid Particle Size 2 mm (0.08″)
Air Inlet 1/4″ BSP(F) / NPT depending on configuration
Temperature Limits Determined by selected elastomer and pump-material configuration
Dry Suction Lift 4.6 m (15.1 ft)
Wet Suction Lift 6.1 m (20 ft)
Fluid Inlet / Outlet 1/2″ connections; flanged or screwed depending on configuration
Installation Wall or surface mounted
Included Accessory Exhaust-air silencer
Polypropylene / Aluminum Weight 5.3 kg (11.7 lb)
PVDF / Aluminum Weight 7 kg (15.4 lb)
Polypropylene / Stainless Steel Weight 12 kg (26.5 lb)
PVDF / Stainless Steel Weight 13.5 kg (29.8 lb)
Shipping Dimensions 320 × 200 × 340 mm (12.6″ × 7.9″ × 13.4″)

Published values may vary according to the selected polypropylene or PVDF construction, non-wetted component configuration, elastomer materials and operating conditions.

Need Help Selecting the Blagdon B15 Non-Metallic Pump?

Not sure whether polypropylene or PVDF is suitable for your process?
ABS Engineering can help review your required flow, fluid properties, chemical compatibility,
diaphragm materials, temperature and operating conditions.


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