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Features
  • Gearchem pumps offer laminar flows for consistent, continuous and measurable transfer or metering of liquids.
  • Bi-directional.
  • Closed running and operating clearance evacuate air from the suction piping.
  • Can handle clear lubricating and non-lubricating fluids including hydrocarbons and polymers.
  • Variety of gears available and easily convertible to satisfy different service conditions.
  • All gear materials are non-sparking for use with hazardous fluids.
  • Internal sleeve type bearings are lubricated by process fluid eliminating the need for periodic lubrication maintenance and prevents contamination of external lubrication materials.
  • Three types of seals and two packing arrangements available.
  • Simplified maintenance due to quick disassembly.
  • Possibility of contamination of pumped fluid is eliminated.
  • Handles a variety of fluids and viscosities.
  • Superior chemical resistance.

Specifications

Approximate Shipping Weight

  • 10 lbs (4.5 kg) Pump Only

Approximate Weight

  • 10 lbs (4.5 kg) Pump Only

Bearing Lubrication

  • Process Fluid

Bearing Type

  • Internal Sleeve

Bearings

  • Carbon 72, Carbon 92, Glass-Filled PTFE

Casing Housings

  • 316 Stainless Steel, Alloy C, Alloy 20

Drive Idler Gears & Gear Type

  • 316 Stainless Steel, Alloy C, Alloy 20, PEEK, Teflon

Drive Shaft Diameter

  • 0.5”

Flow

  • Up to 22 gpm (100 Lpm)

Fluid PH Range

  • 0 to 14

HP Required

  • 1.5 But is Influenced by Operating Differential Pressure & Fluid Viscosity

Maximum Allowable Working Pressure

  • 150 psig

Maximum Differential Pressure

  • 100 psi (6.89 bar)

Maximum Speed

  • 1725 rpm

Mechanical Seals

  • Single Internal or Double Seals, Single External Seal to 50 psi.

Minimum Fluid Temperature

  • -40° F (-40° C)

Minimum System Pressure

  • .1 mmHg (abs)

Motor Frame

  • Bare Shaft Pump, Long-Couple to Any Motor

Motor Power

  • 1.5 But is Influenced by Operating Differential Pressure & Fluid Viscosity

Motors

  • 1725 rpm, 60 Hz (1450 rpm, 50 Hz)

Packing Arrangements

  • Standard or Lantern Ring

Port Size & Type

  • 1” NPT or BSPT, 1.0” 150# ANSI Flange

Pressure

  • Up to 50 psig (3.4 bar)

Product Options

  • Bearing Flush, Center Housing Vent, PFA Encapsulated 316 Stainless Steel Spiral Winding O-Ring, Metallic Bearing Lock Pins, Slotted Carbon Bearings, Slotted Carbon Wear Plates, Housing Vent Port, Bolt-On Heating/Cooling Jackets

Pump Controls Links

  • MPCv

Seat O-Rings Available

  • PTFE, PFA-Encapsulated 316 Stainless Steel Spiral Winding, Others on Request

Shafts

  • 316 Stainless Steel, Alloy C, Alloy 20

Solution Description

  • Transfer or Metering (Dosing)

Temperature

  • Up to 450° F (232° C)

Theoretical Displacement

  • 1.368 Gallon/100 Rev (51.79 cc/rev)

Turndown Ratio

  • See Flow Curves

Wearplate

  • PEEK, Glass-Filled PTFE, Carbon, Ceramic
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