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Liquiflo H Series Gear Pumps

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liquiflo gear pump H series  

The Liquiflo H Series are high pressure gear pumps available in Sealed and Mag-Drive versions with flows up to 90 lpm and differential pressures up to 15.5 bar.  With similar outside dimensions as the 3 Series, the H Series has larger diameter shafts, bigger bearings and seals for extended service life.  These features allow it to handle higher pressures and operate longer.

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Performance Guide
Pump Model Port Size NPT/BSPT Capacity l/min Speed rpm NPSH
H3F 1/4 4.4 1450 0.6
H5R 1/2 7.5
H5F 10.8
H7N  3/4 16.9  1.6
H7R 26.9
H7S 33.6
H12R 1 1/2"* 69.00 950 1.5
H12F 91.7

*ANSI 150LB Flanges

Design Parameters
Differential Pressure bar Hydrostatic Pressure bar Temperature*oC Viscosity cps
@ 1 cps @ 100 cps Min Max Min Max
8.6 15.5 20.7* -29 260 0.3 10,000

*dependent on Model

Materials of Construction
Housing Gears Bearings Wearplates Shafts Sealing Seal-less
316SS 316SS Carbon 60 Carbon 60 316SS Mechanical Packing Ceramic and SmCo Magnets
Hastelloy C Hastelloy C SiC PTFE Hastelloy C
  Ryton PEEK Ceramic Hardened
  PEEK   PEEK  
   
michael smith
engineers ltd
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