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Key Features
  • Full Polypropylene Construction
  • Air-Operated Double Diaphragm Design
  • Wide Chemical & Fluid Compatibility
  • Material Options for Internals
  • Strong Flow Performance
  • Self-Priming & Dry-Run Capable
  • Lightweight & Compact
  • Low Maintenance Requirements


Technical Highlights
(Specifications vary by model — reference datasheets for exact values.)
  • Max Flow Rate: Approximately 145 L/min (model dependent)
  • Max Working Pressure: Up to around 8 bar
  • Max Fluid Temperature: Typically up to 65°C depending on diaphragm material
  • Air Operating Pressure Range: Generally 2–6 bar
  • Suction Lift: Up to about 5 m dry and 7.5 m wet
  • Solid Handling Capability: Up to approximately 3 mm particles
  • Available Port Sizes: Commonly ½", 1", 1½", and 2" depending on the pump series
  • Body Construction: Full polypropylene with optional stainless steel internal components


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RAASM Polypropylene Diaphragm Pumps
Air Operated Oil Pumps

Lightweight, Chemically Resistant Pumps for Demanding Fluid Transfer Applications


Product Overview

RAASM Polypropylene Diaphragm Pumps are designed for facilities that require reliable, corrosion-resistant pumping solutions for a wide range of fluids. Built with a full polypropylene body and air-operated double-diaphragm mechanism, these pumps deliver excellent durability, chemical compatibility, and consistent performance.


Ideal for fresh or waste oil, antifreeze, water-based cleaners, coolants, and select industrial chemicals, the RAASM polypropylene series provides versatility across automotive service centers, industrial plants, wash bays, processing facilities, and fleet maintenance operations.


With multiple sizes, flow capacities, and internal material options, these pumps allow technicians and operators to match pump configuration precisely to their fluid type and performance requirements.


Key Features
  • Full Polypropylene Construction:  Provides excellent chemical resistance and protection against corrosion for long-term reliability.
  • Air-Operated Double Diaphragm Design:  No electric motor required, reducing electrical hazards and making the pump suitable for harsh or remote environments.
  • Wide Chemical & Fluid Compatibility:  Suitable for water-based solutions, antifreeze, detergents, oils, and certain chemicals depending on diaphragm and seat materials.
  • Material Options for Internals:  Diaphragms, balls, and seats available in EPDM, NBR, Hytrel®, Santoprene™, PTFE, and stainless steel to ensure compatibility with various fluid chemistries.
  • Strong Flow Performance:  Representative models offer flow rates up to approximately 145 L/min, supporting medium- and high-demand operations.
  • Self-Priming & Dry-Run Capable:  Reliable suction lift and dry-running capability make installation flexible and reduce operational restrictions.
  • Lightweight & Compact:  Easy to install, reposition, or integrate into existing fluid-handling systems.
  • Low Maintenance Requirements:  Minimal moving parts and serviceable internals help reduce downtime and extend equipment life.


Technical Highlights
(Specifications vary by model — reference datasheets for exact values.)
  • Max Flow Rate: Approximately 145 L/min (model dependent)
  • Max Working Pressure: Up to around 8 bar
  • Max Fluid Temperature: Typically up to 65°C depending on diaphragm material
  • Air Operating Pressure Range: Generally 2–6 bar
  • Suction Lift: Up to about 5 m dry and 7.5 m wet
  • Solid Handling Capability: Up to approximately 3 mm particles
  • Available Port Sizes: Commonly ½", 1", 1½", and 2" depending on the pump series
  • Body Construction: Full polypropylene with optional stainless steel internal components


Why Choose Quality AES for RAASM Polypropylene Diaphragm Pumps?
Quality Automotive Equipment & Service (Quality AES) offers more than product supply, we provide expert guidance to ensure you select the correct RAASM polypropylene pump for your fluid type, operating conditions, chemical compatibility, and volume requirements.


Our team supports every stage of the process, from product selection to installation planning, ensuring seamless integration into automotive service centers, industrial facilities, or chemical-processing environments.


We also supply replacement parts, rebuild kits, and long-term service support, helping you maintain consistent system performance and avoid costly downtime.


Contact Quality AES today to request a quote, discuss your operational layout or schedule installation support from our team.  




Key Features
  • Full Polypropylene Construction
  • Air-Operated Double Diaphragm Design
  • Wide Chemical & Fluid Compatibility
  • Material Options for Internals
  • Strong Flow Performance
  • Self-Priming & Dry-Run Capable
  • Lightweight & Compact
  • Low Maintenance Requirements


Technical Highlights
(Specifications vary by model — reference datasheets for exact values.)
  • Max Flow Rate: Approximately 145 L/min (model dependent)
  • Max Working Pressure: Up to around 8 bar
  • Max Fluid Temperature: Typically up to 65°C depending on diaphragm material
  • Air Operating Pressure Range: Generally 2–6 bar
  • Suction Lift: Up to about 5 m dry and 7.5 m wet
  • Solid Handling Capability: Up to approximately 3 mm particles
  • Available Port Sizes: Commonly ½", 1", 1½", and 2" depending on the pump series
  • Body Construction: Full polypropylene with optional stainless steel internal components


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