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Roper Industrial Gear Pumps See all Brands

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Roper external gear pumps service a range of industries including engineering, oil, industrial, gas and transport. Made from high quality cast iron and stainless steel materials, the Roper pump range of products is suited for handling anything from from water to the most viscous products such as molasses, oil, chocolate, tar emulsion among other chemicals.

Designed and manufactured to ISO 9001:2000 standards, the complete line of Roper pumps is imported and distributed by All Pumps across Australia. Being a very robust pump, the Roper range has proven to be an excellent workhorse for for the most demanding applications. The range of pumps and spare parts have been supported in Australia for in excess of 10 years by All Pumps.

Helical Gear Pumps are a core product for the Roper Pump Company. Today’s product line is the result of Roper's long history and ongoing quest to solve customer's gear fluid handling problems. Roper features a complete line of helical gear pumps for the Industrial, Transport and Oil and Gas marketplace.

All Roper Gear Pump product is backed by Roper's expert technical support and customer service dedicated to getting the right pump at an economical price for every application.

  • A Series
  • 3600 Series
  • 2835 Series
  • 9600 Series

A Series Gear Pump

Geared for top performance, Roper Pumps' "A" Series keep your operation moving through thick and thin.

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Roper A Series Gear Pump

Performance By Design

Applications

  • Pressure lubrication, hydraulic service, fuel supply, fuel additives
  • General transfer applications
  • Handles a wide range of viscosity

Features

  • Cast iron standard construction
  • Capable of operating at nominal motor speeds
  • Self-priming capabilities
  • Bi-Rotational
  • Pressure up to 300 PSI
  • Flows up to 75.6 GPM

Options

  • Packing, mechanical seal, or lip seals
  • Optional internal relief valve
  • Variety of mounting arrangements
  • Internal sleeve bearings, lubricated by the pumped fluid, are available in a choice of materials
Pump Model Theoretical Capacity Maximum Speed Maximum Flow at Maximum Speed (0 Discharge Pressure) Maximum Pressure Port Connection
005 .0005 GPR (1.9 CC/REV) 3600 RPM 1.8 GPM(.41 M3/HR) 300 PSI (20 Bar) 3/8" NPT
01 .001 GPR (3.8 CC/REV) 3600 RPM 3.6 GPM (.82 M3/HR) 300 PSI (20 Bar) 3/8" NPT
02 .002 GPR (7.6 CC/REV) 3600 RPM 7.2 GPM (1.6 M3/HR) 300 PSI (20 Bar) 3/8" NPT
03 .003 GPR (11.4 CC/REV) 3600 RPM 10.8 GPM (2.5 M3/HR) 300 PSI (20 Bar) 3/8" NPT
06 .006 GPR (22.7 CC/REV) 1800 RPM 10.8 GPM (2.45 M3/HR) 150 PSI (10 Bar) 1-1/4" NPT
08 .009 GPR (34.1 CC/REV) 1800 RPM 16.2 GPM (3.7 M3/HR) 150 PSI (10 Bar) 1-1/4" NPT
12 .013 GPR (49.2 CC/REV) 1800 RPM 23.4 GPM (5.3 M3/HR) 150 PSI (10 Bar) 1-1/4" NPT
16 .017 GPR (64.4 CC/REV) 1800 RPM 30.6 GPM (7.0 M3/HR) 150 PSI (10 Bar) 1-1/4" NPT
21 .022 GPR (83.3 CC/REV) 1800 RPM 39.6 GPM (9.0 M3/HR) 150 PSI (10 Bar) 1-1/2" NPT
27 .027 GPR (102.2 CC/REV) 1800 RPM 48.6 GPM (11.0 M3/HR) 150 PSI (10 Bar) 2" NPT
32 .033 GPR (124.9 CC/REV) 1800 RPM 59.4 GPM (13.5 M3/HR) 150 PSI (10 Bar) 2" NPT

Materials of Construction

  Housing Gears Bearings Shaft O-rings
STANDARD Cast Iron Ductile Iron Bronze Ductile Iron, Steel N/A
STANDARD N/A Hardened Steel N/A Hardened Steel N/A
OPTIONAL Ductile Iron N/A Iron N/A N/A
OPTIONAL N/A N/A Carbon N/A N/A

Key Features

Standard

  • Cost effective
  • Bi-Directional rotation
  • Self Priming
  • Flange or foot mounted configurations
  • Pressure up to 300 PSI Helical gears for quiet operation

Optional

  • Bearing materials
  • Internal relief valve
A Series Performance Range
Capacity 0 - 14 m3/hr 0 - 60 GPM
Pressure 0 -17 Bar 0 -250 PSI
Viscosity 1 - 55,000 cSt 28 - 250,000 SSU
Temperature 176° C 350° F

3600 Series Gear Pump

There must be 3600 easy ways to put these ultra-reliable workhorses to use.

Roper 3600 Series Gear Pump

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Trouble-Free Versatility

Applications

  • Mixing, blending, recirculating, and transferring heavy, viscous materials in either a fixed or mobile transfer application
  • Ideal for gasoline, asphalt, molasses, ink, roofing compound, and oils

Features

  • Heavy duty cast iron helical gear pumps
  • Bi-directional, self-priming
  • Differential pressures to 125 PSI
  • Up to 468 GPM
  • Standard operation up to 212°F
  • Can be built to operate up to 450°F
  • Maintenance-free durability

Options

  • Through ports or angled ports; 2-sided or top and side configuration
  • Threaded ports or flanged, tapped port connections
  • Internal relief valve and integral gear reducer
  • Outboard bearing, depending on drive and seal arrangements
  • Materials - Iron and carbon Bearings; Stainless Steel Gears and Shafts; Delrin® Idler Gears for the 48 model
Pump Model Theoretical Capacity Maximum Speed Maximum Flow at Maximum Speed (0 Discharge Pressure) Maximum Pressure Port Connection
3611/3711 .11GPR (416.4 CC/REV) 750 RPM 82.5 GPM (18.6 M3/HR) 125 PSI (8.6 Bar) 2" NPT
4611/4711 .11GPR (416.4 CC/REV) 750 RPM 82.5 GPM (18.6 M3/HR) 125 PSI (8.6 Bar) 2" NPT
3617/3717 .17 GPR (643.5 CC/REV) 750 RPM 127.5 GPM (28.8 M3/HR) 125 PSI (8.6 Bar) 2" NPT
4617/4717 .17 GPR (643.5 CC/REV) 750 RPM 127.5 GPM (28.8 M3/HR) 125 PSI (8.6 Bar) 2" NPT
3622/3722 .22 GPR (832.8 CC/REV) 750 RPM 165 GPM (37.2 M3/HR) 125 PSI (8.6 Bar) 3" NPT
4622/4722 .22 GPR (832.8 CC/REV) 600 RPM 165 GPM (37.2 M3/HR) 125 PSI (8.6 Bar) 4" NPT
3632/3732 .32GPR (1211.33 CC/REV) 900 RPM 288 GPM (65.4 M3/HR) 125 PSI (8.6 Bar) 3" NPT
3635/3735 .35 GPR (1324.89 CC/REV) 600 RPM 222 GPM (50.4 M3/HR) 125 PSI (8.6 Bar) 3" NPT
3643/3743 .43 GPR (1627.73 CC/REV) 900 RPM 387 GPM (87.9 M3/HR) 125 PSI (8.6 Bar) 3" NPT
3648/3748 .52GPR (1817.0 CC/REV) 900 RPM 468 GPM (106.2 M3/HR) 125 PSI (8.6 Bar) 4" NPT
3658/3758 .58 GPR (2195.53 CC/REV) 600 RPM 348 GPM (81.6 M3/HR) 125 PSI (8.6 Bar) 4" NPT
4658/47588 .58 GPR (2195.53 CC/REV) 600 RPM 365 GPM (79.2 M3/HR) 125 PSI (8.6 Bar) 4" NPT

Materials of Construction

Housing Gears Bearings Shaft O-rings
Cast Iron Hardened Iron Bronze Steel N/A

Delrin® Idler Gears for the 32 and 43 models

3600 Series Performance Range
Capacity 0 - 82.9 m3/hr 0 - 365 GPM
Pressure 0 -17 Bar 0 - 125PSI
Viscosity 1 - 55,000 cSt 28 - 250,000 SSU
Temperature -40° - 230° C -40° - 450° F

2835 Series Gear Pump

When the going gets thick, this pump gets going, count on it every time.

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Roper 2835Series Gear Pump

Tough Enough

Applications

  • Designed for pumping viscous liquids
  • Operates at standard motor speeds for viscous up to 100,000 SSU
  • Materials include: roofing compound, molasses, and feed supplements

Features

  • Angled gear arrangement
  • Enlarged ports facilitate pumping
  • Low horsepower requirements allow use of low cost drivers
  • Pressures up to 75 PSI
  • Capacities up to 11.3 GPM

Options

  • Directly couples to standard electrical motor
  • Built-in relief valve helps to protect pump from excessive discharge pressure
  • May be driven by a gasoline engine
Pump Model Theoretical Capacity Maximum Speed Maximum Flow at Maximum Speed (0 Discharge Pressure) Maximum Pressure Port Connection
2835 0.0063 GPR (23.8 CC/REV) 1800 RPM 11.3 GPM (2.57 M3/HR) 75 PSI (5.2 Bar) 1-1/2" NPT

Materials of Construction

Housing Gears Bearings Shaft O-rings
Cast Iron Hardened Steel Iron Hardened Steel N/A

Key Features

Standard

  • Bearings are lubricated by the liquid being pumped
  • Enlarged ports facilitate pumping
  • Low horsepower requirements allow use of low cost drivers
  • Installation flexibility by eliminating the need for risers in direct-coupled applications
  • Sealing flexibility: mechanical seal, lip seal, or packing is available
  • Reliable external gear design
  • Quiet running helical gears

9600 Series Gear Pump

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Roper 9600 Series Gear Pump

Applications

  • Serves the chemical and transportation markets
  • Handles a wide range of viscosity
  • High capacity and very compact
  • Handles a variety of corrosive liquids
  • Uses only one mechanical seal

Features

  • Stainless Steel construction for long life
  • Easy assembly/disassembly of pump
  • Adjustable relief valve
  • Pressures up to 100 psi
  • Flows up to 165 GPM

Options

  • Multiple sealing options
  • Packing/ mechanical seal conversions easily done in field
  • Hydraulic drive option
Pump Model Theoretical Capacity Maximum Speed Maximum Flow at Maximum Speed (0 Discharge Pressure) Maximum Pressure Port Connection
9622 / 9722 0.220 GPR (832.8 CC/REV) 750 RPM 165.0 GPM (37.5 M3/HR) 100 PSI (7 Bar) 3" NPT

Materials of Construction

Housing Gears Bearings Shaft O-rings
316 SST 17-4 PH-SST Carbon 17-4 PH-SST N/A

Key Features

Standard

  • Cost effective
  • SST construction
  • Easy assembly / diasassembly
  • Optional hydralic motor drive arrangement
  • Seal conversions done easily in field
  • Relief valve assembly is easily removable for cleaning

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