Circumferential Piston Pumps
Circumferential piston pumps are positive displacement pumps designed for precise and efficient fluid handling in various industrial applications – typically food & beverage, pharmaceutical and dairy. Their bi-wing rotor design ensures smooth fluid movement, high-pressure capability, and precise flow control. By understanding the working principles, design features, applications, advantages, and considerations of circumferential piston pumps, engineers and operators can leverage this technology to optimise fluid handling processes, enhance productivity, and improve overall system performance in their respective industries. As the pump has a fixed displacement volume, a range of flow rates is achieved by changing the pump speed. This is a feature typically demanded when clean-in-place (CIP) or Sterilise-in-place (SIP) is required.
Contact our team to get advice on the right circumferential piston pump for your food, dairy, and pharmaceutical application.
We offer solutions that support CIP and SIP processes while ensuring performance and compliance. Call us on +353 1 2750801 or WhatsApp us on +353 (0) 87 130 1029.
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How Circumferential Piston Pumps Work?
Circumferential piston pumps are a type of positive displacement pump designed to move fluid by trapping a fixed amount and displacing it using intermeshing rotors. These rotors, typically crescent-shaped, rotate in opposite directions without touching, creating sealed cavities that transport liquid from the pump inlet to the outlet. What sets these pumps apart is their ability to handle a wide range of fluid viscosities while maintaining a consistent, gentle flow. This makes them ideal for applications that demand precision and care, such as dairy, pharmaceutical, and cosmetic manufacturing, where product integrity must be preserved.Key Advantages of Circumferential Piston Pumps
Circumferential piston pumps offer numerous operational benefits that make them a preferred choice in various industries:- Gentle Product Handling
- High Efficiency with Viscous Fluids
- Sanitary Design
- Reversible Operation
- Low Maintenance Requirements
How to Maintain Circumferential Piston Pumps?
Proper maintenance ensures the longevity and performance of your pump. Here's how to keep it running optimally:- Regular Visual Inspections
- Monitor Seal Condition
- Lubricate According to Specs
- Clean Thoroughly
- Keep Spare Parts on Hand
How to Select the Right Circumferential Piston Pump?
Choosing the right pump involves more than just picking a size. Consider the following:- Know Your Product
- Determine Flow and Pressure Requirements
- Consider Cleanability
- Check Port Orientation and Mounting Options
- Evaluate Cost of Ownership


