PR70
Meter, Mix and Dispense Equipment (MMD)
Sealants and Adhesives Proportioners
PR70
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
Features:
Advanced Options Customize Dispensing Systems
- Ratio assurance packages
- Recirculation option
- Integrated on-board heater control
- Input/output options
- Auto refill package
- Supply systems options
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PR70 and PR70v |
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Metering Pump Effective Area |
80 to 960 sq mm per side |
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Small Air Cylinder Effective Area |
4560 sq mm |
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Large Air Cylinder Effective Area |
10260 sq mm |
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Maximum Stroke Length |
38.1 mm |
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Minimum Stroke Length |
5.8 mm |
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Volume per Cycle |
2 to 70 cc |
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Pump Cycles |
14.3 to 500 cycles per 1 l |
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Ratios (fixed) |
1:1 to 12:1 (depending upon cylinders selected) |
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Maximum Fluid Working Pressure |
20.7 MPa /207 bar |
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Maximum Air Input Pressure |
0.7 MPa/7 bar |
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Maximum Operating Temperature |
70°C, nylon pistons 50°C UHMWPE pistons or PE Tanks |
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Air Inlet Size |
1/4 NPT female |
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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 |
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Wetted Parts |
303/304, 17-4 PH, hard chrome, Chromex™, carbide,Chemical Resistant O-rings, PTFE, nylon, UHMWPE |
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Weight |
55 kg typical with two 7.5 L tanks, 150 kg typical with two 60 L tanks |
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Sound Pressure Level (at typical operator station for machine mounted Dispense Valve) |
82 dBA |
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Compressed Air |
Less than 10 scfm typical (varies with cycle times) |
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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 |
MATERIALS:
Epoxy Sealants and adhesives – silicones – urethanes
