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Air Operated Double Diaphragm Pumps

Versatile, reliable AODD pumps engineered for demanding industrial, chemical and hygienic transfer applications.
Built to handle everything from abrasive slurries and corrosive chemicals to shear-sensitive or food-grade fluids, these pumps offer safe, self-priming operation, dry-run capability and broad material compatibility for tough Australian conditions.
With no mechanical seals and the ability to pump solids, slurries and viscous media, AODD pumps provide dependable performance across chemical processing, wastewater, manufacturing, food & beverage and general industrial transfer tasks.
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  • Run-dry capable for safe operation and low-flow conditions
  • Handles solids, slurries, abrasives and shear-sensitive fluids
  • Air-driven operation with no electric motor or mechanical seals
  • Broad chemical and material compatibility across industrial and hygienic applications
Typical Applications
▫️Chemical transfer and dosing
▫️Slurries, abrasives and mineral processing fluids
▫️Wastewater, sludge and sump transfer
▫️Food, beverage & shear-sensitive product handling
▫️Paints, inks, coatings and adhesives
▫️High-viscosity or corrosive fluids
▫️Tanker unloading, tote transfer and portable pumping
Benefits

Safely handles aggressive, corrosive, and flammable media
No mechanical seals, reducing leakage and downtime
Reliable in harsh, dirty, or remote environments
Gentle pumping action protects sensitive or fragile products
Flexible installation options with multiple materials
Wide compatibility with chemicals and process fluids
Long service life with low overall maintenance

Air Operated Double Diaphragm Pumps
Metal AODD Pumps
Durable metal-bodied AODD pumps for general industry, fuels, oils, and aggressive process fluids.

Key Features

  • Aluminium and stainless steel construction
  • Excellent resistance to fuels, oils, and many chemicals
  • Rugged build for continuous or intermittent duty  
  • Suitable for abrasive, dirty, or high-load applications  
  • ATEX and hazardous-area compliant options available  

Performance Summary:

  • Sizes: ¼" to 3"  
  • Flow rates: up to ~1,000 L/min  
  • Solids handling: up to ~10 mm
  • Temperature capability: up to ~95°C

Typical Applications:

  • Fuels, oils, lubricants
  • Process water, washdown, and wastewater
  • Chemical transfer and blending  
  • Slurries and mineral-processing fluids  
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5.1 Air Operated Double Diaphragm Pumps
Plastic AODD Pumps
Lightweight, corrosion-resistant pumps ideal for harsh chemical and corrosive media.

Key Features

  • Polypropylene (PP) and PVDF pump bodies
  • High resistance to acids, alkalis, and solvents  
  • Suitable for corrosive and oxidising media
  • Lightweight non-metallic construction  
  • Easy to install on skids and process systems

Performance Summary:

  • Sizes: ¼" to 2"
  • Flow rates: up to ~650 L/min  
  • Excellent chemical compatibility

Typical Applications:

  • Bulk chemical transfer and dosing  
  • Fertiliser and agrichemical solutions
  • Plating baths and surface treatment  
  • CIP chemicals and detergents
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PTFE-Lined AODD Pumps
High-purity PTFE-lined pumps for solvents, acids, and aggressive specialty chemicals.

Key Features

  • PTFE-lined or solid PTFE wetted components
  • Maximum resistance to aggressive chemicals  
  • Designed for high-value and high-purity fluids
  • Low contamination risk  
  • Suitable for demanding chemical duty  

Performance Summary:

  • Sizes: ¼" to 1½"
  • High chemical and temperature resistance

Typical Applications:

  • Strong acids and caustics  
  • Solvent-rich process streams
  • High-purity chemicals  
  • Specialty and fine-chemical manufacturing
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Industrial AODD
Hygienic AODD Pumps
Certified sanitary pumps for food, beverage, pharmaceutical, and hygiene-critical processes.

Key Features

  • Polished 316 stainless steel construction
  • Smooth, crevice-free, hygienic design  
  • Food-grade elastomers  
  • CIP/washdown compatible  
  • Gentle, low-shear fluid transfer  

Performance Summary:

  • Sizes: ½" to 2"  
  • Suitable for low–medium viscosity food products  

Typical Applications:

  • Syrups, flavourings, concentrates
  • Dairy ingredients and liquid foods  
  • Pharmaceutical and nutraceutical liquids
  • Cosmetics and personal-care fluids  
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Specialty AODD Pumps
Purpose-built pumps for abrasive, viscous, high-density, or unusual media.

Key Features

  • Reinforced construction for extreme duty
  • Handles high solids and abrasive slurries  
  • Capable with viscous and thixotropic materials  
  • Robust diaphragms for abrasive particles
  • Suitable for mobile, remote, and challenging sites  

Performance Summary:

  • Sizes: ½" to 2"  
  • Configurable for skid, mobile, or fixed plant use

Typical Applications:

  • Mining and quarry slurries  
  • Resins, inks, pigments, and coatings  
  • Adhesives and sealants
  • Sludge and difficult waste streams
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