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2‑ball piston pumps are positive‑displacement pumps designed for uniform, consistent fluid delivery across a wide range of industrial applications. ARO 2‑ball piston pumps are engineered to deliver steady flow, minimize pulsation, and reduce wear when handling shear‑sensitive or abrasive materials. 

Typical Applications 

  • Spray and finishing applications requiring constant pressure
  • Transfer and circulation of oils, coatings, and chemicals
  • Extrusion of low‑ to medium‑viscosity materials
  • Lubrication and high‑pressure cleaning processes

This brochure provides technical data, selection charts, and configuration details to support reliable pump specification and long‑term operation. 

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What You’ll Learn

  • How 2‑ball piston pumps handle low‑ to medium‑viscosity fluids up to 100,000 cPs
  • Flow capabilities up to 18.1 gpm (68.6 L/min) 
  • Advantages of 2‑ball designs for spray, transfer, extrusion, and lubrication
  • Available pressure ratios, materials of construction, and packing options
  • Pump packages and accessories for industrial fluid handling applications
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