GJ SERIES

GJ SERIES

GJ SERIES

Product catalog summary
Overview: The Micropump GJ Series is a compact, magnetically driven gear pump designed for applications requiring leak-free and contamination-free operation. It is suitable for systems needing small size and low displacement.
Specifications:
  • Flow Rate: Up to 6.8 L/min (1.8 US gpm) at 5500 RPM.
  • Displacement Options: Gear sets N21, N23, N25, N27 with displacements ranging from 0.316 to 1.23 mL/rev.
  • Pressure Ratings: Maximum differential pressure of 5.6 Bar (80 psi) and system pressure of 21 Bar (300 psi).
  • Temperature Range: -46 to 121 °C (-50 to 250 °F).
  • Viscosity Range: 0.5 to 1500 cps.
  • Maximum Speed: 5500 rpm.
Construction:
  • Cavity style with side port and two helical, shafted gears.
  • Materials include 316 stainless steel, PTFE, and optional materials like Alloy 20, Titanium, Hastalloy C-276, PPS, PEEK.
  • Static seals made of PTFE and Viton.
  • Magnets: Ferrite and NdFeB.
Features:
  • Reverse Pumping Capability: Designed for applications requiring intermittent reverse pumping.
  • Smooth Pulseless Delivery: Precision gears ensure consistent fluid delivery.
  • Easy to Service: Serviceable with a Micropump® service kit and simple tools.
  • Fluid Path Integrity: Magnetic drive and static o-ring seals maintain fluid integrity.
  • Chemically Resistant: Suitable for harsh environments with chemically inert materials.
Product Enhancements: Includes internal bypass and 1/4-18 NPT side ports.
Note: Actual performance may vary, and specifications are subject to change without notice. Customization options may require minimum order quantities.
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Catalog excerpts

GJ SERIES-1

CAVITY STYLE TECHNOLOGY SMALL SIZE The miniature package size of the Series GJ is easily incorporated into the design of many systems. The GJ Series pumps are the smallest, most compact size and offers the lowest displacement of our cavity style family of pumps. These magnetically driven gear pumps have provided solutions for customers applications for more than 60 years. Our cavity style gear pumps feature no dynamic seals for applications that cannot tolerate leaks. DISPL ACEMENT OPTIONS The GJ Series offers the most gear set options, so you can choose the displacement necessary for your application. REVERSE PUMPING CAPABILIT Y Micropump cavity style gear pumps can be designed for applications with the need for intermittent reverse pumping. LEAK FREE Micropump’s design utilizes static seals for leak free, contamination free operation. MAGNE TIC DRIVE GE AR PUMP

 Open the catalog to page 1
GJ SERIES-2

PUMP FLOW RANGE (Based on Constant Speed Curves at 4,000 RPM) PSI Flow Rate (mL/min) PERFORMANCE SUMMARY MAXIMUM RATED DIFFERENTIAL PRESSURE MAXIMUM RATED SYSTEM PRESSURE TEMPERATURE RANGE VISCOSITY RANGE MAXIMUM RECOMMENDED SPEED PUMP CONSTRUCTION Cavity style Side Port Two helical, shafted gears Sleeve bushings PTFE bevel or o-ring seal WET TED MATERIALS BASE MATERIAL MAGNETIC GEAR PUMP FEATURES CAVIT Y ST YLE PUMPS Cavity style pumps are excellent for wide-ranging inlet and outlet operating conditions. The helical gears allow for a highly quiet and efficient pump for fluid movement. SMOOTH...

 Open the catalog to page 2

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