Meter, Mix and Dispense Equipment (MMD)

Sealants and Adhesives Proportioners 


Compact Benchtop Meter, Mix and Dispense System

The Graco PR70 fixed and variable ratio systems accurately meter, mix and dispense medium-to-low viscosity materials for potting, gasketing, gasketing, encapsulation and syringe filling. All the features you need, in a compact, modular design.

PR70: Accurate two-component, fixed ratio dispensing

  • Medium to low viscosity materials
  • Exceptional performance with materials from 1:1 to 12:1
  • MD2 valve high pressure accuracy with multiple seat styles and adjustable snuffback for clean, precise dispensing
  • Proven ratio accuracy. Multiple tube sizes to pinpoint specific target ratios and deliver ratio accuracy to +/- 1%

PR70v: Variable ratio dispensing for two-component materials

  • Handles a wide range of material formulations
  • Material ratios from 1:1 to 24:1
  • Proven ratio accuracy of +/- 1%
  • Versatile - ideal for applications using up to 70 cc shot sizes
  • Multiple levels of user interface to best support your application

PR70e: Reliable fixed ratio dispensing at an affordable price

  • Easy-to-use, entry level system
  • Medium to low viscosity materials
  • Material ratios from 1:1 to 12:1
  • Proven ratio accuracy of +/- 1%
  • MD2 valve high pressure accuracy for clean, precise dispensing


Advanced Options Customize Dispensing Systems

  • Ratio assurance packages
  • Recirculation option
  • Integrated on-board heater control
  • Input/output options
  • Auto refill package
  • Supply systems options

PR70 and PR70v

Metering Pump Effective Area

80 to 960 sq mm per side

Small Air Cylinder Effective Area

4560 sq mm

Large Air Cylinder Effective Area

10260 sq mm

Maximum Stroke Length

38.1 mm

Minimum Stroke Length

5.8 mm

Volume per Cycle

2 to 70 cc

Pump Cycles

14.3 to 500 cycles per 1 l

Ratios (fixed)

1:1 to 12:1 (depending upon cylinders selected)

Maximum Fluid Working Pressure

20.7 MPa /207 bar

Maximum Air Input Pressure

0.7 MPa/7 bar

Maximum Operating Temperature

70°C, nylon pistons 50°C UHMWPE pistons or PE Tanks

Air Inlet Size

1/4 NPT female

Pump Fluid Outlet Size

-03, -04, -06, -08 or –12 JIC fittings for 4.8 mm, 6.4 mm, 9.5 mm, 12.7 mm, 19.1 mm hoses

Wetted Parts

303/304, 17-4 PH, hard chrome, Chromex™, carbide,Chemical Resistant O-rings, PTFE, nylon, UHMWPE


55 kg typical with two 7.5 L tanks, 150 kg typical with two 60 L tanks

Sound Pressure Level (at typical operator station for machine mounted Dispense Valve)

82 dBA

Compressed Air

Less than 10 scfm typical (varies with cycle times)

Electrical Power

100-240V 50/60Hz, 1 phase for machine – 80 Watts, 208-240V 50/60Hz, 1 phase for heat – 11 kW max, 120 or 240 VAC 50/60Hz, 1 phase for on-board-agitators, 80 Watts, 240 VAC 50/60Hz, 1 phase for off-board-agitators, 600 Watts



Epoxy Sealants and adhesives – silicones – urethanes