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Positive Displacement Pumps

These pumps are often thought of as high-pressure pumps. Their positive displacement of fluid and fixed volume are the result of the fluid being mechanically moved through their pump passage on a regular cycle. This means that regardless of the system they discharge into, the pressure and volume will remain constant. The power of the driving device and its speed, limit the volume and pressure.Positive Displacement pumps:Flow rates of GPD, CC/min to 100 GPM typically.Discharge pressures of a 1 to 1000 PSI.Low speed and fixed volume per cycle, they handle very viscid fluids well.Smaller than centrifugal pumps.Quiet, do not ad much heat to the fluid, suitable for shear sensitive fluids.Diaphragm pumps can easily pass solids, stringy and fibrous foreign matter. Are made in materials from CI to Titanium and PP, PVDF and PPS engineering resins.
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  1. Hypro Pumps

    Bronze Gear Pump W/Relief

    BBV1

    $800.00

    Bronze Pedestal Gear Pump, light duty with relief valve.

    Also see N2000 or N3000

    Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applicatio...

    Bronze 1/4" Learn More
  2. Hypro Pumps

    Cast Iron Gear Pump 1/2"

    GCCN33V

    $999.00
    Cast Iron Gear pump close coupled to a 1/2 hp Carbonator type motor. Use with lubricating liquids only, not water based.
    115/230v 1/2HP Learn More
  3. Hypro Pumps

    Cast Iron Gear Pump 1/4"

    GCCN22V

    $1,005.00
    Cast Iron Gear pump close coupled to a 1/3 hp Carbonator type motor. Includes adjustable relief valve. For lubricating liquids, not water.
    115v/230v Learn More
  4. Hypro Pumps

    Bronze Gear Pump W/Relief

    BBV3

    $824.00

    Bronze Pedestal Gear Pump, light duty with relief valve. Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applications, providing a nearly pul...

  5. Hypro Pumps

    Bronze Gear Pump W/Relief

    BBV4

    $866.00
    Bronze Pedestal Gear Pump, light duty with relief valve. Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applications, providing a nearly ...
    Bronze 1/2" Learn More
  6. Hypro Pumps

    Bronze Gear Pump W/Relief

    BBV6

    $877.00
    1" Bronze Pedestal Gear Pump, light duty with relief valve. Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applications, providing a near...
    Bronze 1" Learn More
  7. Hypro Pumps

    Cast Iron Motor Mounted Gear Pump

    GCCV22V

    $999.00
    Cast Iron Gear pump close coupled to a 1/2 hp Carbonator type motor. Steel spur gears with steel shaft and CI shaft supports. Standard pressure relief valves that can be ported internally or externallyand adjusted.

    Shertech self-priming, positive...

    115v CI Learn More
  8. Hypro Pumps

    Cast Iron Motor Mounted with Relief Valve

    GCCV33V

    $1,003.00
    Cast Iron Gear pump close coupled to a 1/2 hp Carbonator type motor. Steel spur gears with steel shaft and CI shaft supports. Standard pressure relief valves that can be ported internally or externallyand adjusted.

    Shertech self-priming, posit...

    1/2HP 115/230v Learn More
  9. Hypro Pumps

    Gear Pump

    C3K

    $486.12
    CI Pedestal Gear Pump. Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applications, providing a nearly pulseless flow and are designed spec...
  10. Hypro Pumps

    Gear Pump

    C3V

    $486.12
    CI Pedestal Gear Pump. Self-priming, positive displacement, external rotary gear pumps are ideal for a wide range of light-duty industrial, marine, agricultural, and commercial applications, providing a nearly pulseless flow and are designed ...
    Cast Iron 3/8" Learn More
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