Manzel Model HP-50 High Pressure Lubricators

Brand: Graco, Inc

Single plunger force feed design is highly efficient for injecting lubricants and/or compatible fluids into high pressure systems.

Vacuum sight feeds on self-contained pumping units show output of lubricant to individual lubrication points.
Features
  • All working parts are totally enclosed and self-lubricated.
  • Individual pumping units easily removed for service.
  • Feed rate infinitely variable from minimum to maximum with simple hand adjustment.

Specifications

Bearings

  • Bronze Bushed, High Load Capacity, Long-life, Self-lubricating Typical

Cylinder

  • Hardened Alloy Steel, Precision-honed

Driveshaft

  • Integral Crankshaft Typical, Hardened, Ground & Polished Alloy Steel, Machined from Solid bar

HP-50 Maximum Operating Pressure

  • 3,447 bar, 344 MPa

Lubricant Viscosity

  • 100 to 5000 SUS

Maximum Pumping Rate Based on SAE 40 Oil - (Approximate 4 Drops)

  • 0.133 cc Per Stroke

Minimum Pump Rate

  • 0.017 cc at Max. Pressure

Operating Temperature

  • -129° to 649° C

Plunger

  • Hardened Alloy Steel, Precision-ground

Plunger Diameter

  • 0.64 cm

Regulating Lever

  • Forged Steel

Reservoir & Cover

  • Heavily Ribbed Cast Iron

Reservoir Capacity

  • 8.5 Liters from Centerline of Top Gauge Glass to Centerline of Bottom Gauge Glass

Reservoir Heating (Optional)

  • Steam or Electric

Valve Seats

  • Hardened & Ground Alloy Steel

Valves

  • Poppet Typical, Flat Face, Hardened & Ground Alloy Steel
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