PR70

Model No:	PR70

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.

Product Enquiry

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

PR70f: Bead dispensing capability with flow control

Flow control for reliable bead consistency
Materials from 1:1 to 12:1
Programmable shot sizes from 2 to 70 cc
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%

PR70s: Exceptional dispense accuracy with Servo control

Reliable Servo motor control
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 of +/- 1%

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

Specification

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 1l
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 /7bar
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
Weight	55 kg typical with two 7.5 L tanks, 150 kg typical with two 60 L tanks
Compressed air	Less than 10 scfm typical (varies with cycle times)