Graco Inc.

FRP Chop System 

Chop/wetout system for composites production

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Graco RS Chop Gun

Consistent ratio for a consistent cure

Engineered with industry-proven Graco components, Graco FRP Systems provide you with a solution that is technologically advanced, durable and long-lasting. Graco's superior ratio control results in a consistent cure, which translates into higher quality parts and end products in your plant.

FRP Proportioner
Maximum air inlet pressure
100 psi
7 bar, 0.7 MPa
Maximum air inlet pressure to ASME solvent pressure pots
100 psi
7 bar, 0.7 MPa
Typical flow rate of pattern guns
Refer to RS Gun manual.
Refer to RS Gun manual.
A component (catalyst) inlet size
3/8 in tube
3/8 in tube
B component (resin) inlet size
1 5/16-12 UN-2A male
1 5/16-12 UN-2A male
Wetted parts
Stainless steel, carbide, UHMWPE, PTFE, and acetal
Stainless steel, carbide, UHMWPE, PTFE, and acetal
Resin Wetted Parts
Stainless steel, tungsten carbide with 6% nickel, UHMWPE, PTFE, (LW100C displacement pump only: Also includes carbon steel)
Stainless steel, tungsten carbide with 6% nickel, UHMWPE, PTFE, (LW100C displacement pump only: Also includes carbon steel)
Catalyst Wetted Parts (Series A and B systems, built prior to April 2013, have non-metallic nylon catalyst tube fittings. To convert your system to stainless steel fittings, see the FRP Proportioner manual)
301, 303, 304, 316, and 17-4 PH grades of stainless steel, silicon nitride, acetal, perfluoroelastomer, PE, PTFE, UHWMPE, polypropylene
301, 303, 304, 316, and 17-4 PH grades of stainless steel, silicon nitride, acetal, perfluoroelastomer, PE, PTFE, UHWMPE, polypropylene
Maximum fluid working pressure
13:1 Systems:
1300 psi
9 MPa, 90 bar
17:1 Systems:
1700 psi
11.9 MPa, 119 bar
Maximum fluid temperature (Maximum fluid temperature rating determined by lowest rated component in system)
Models with RS Gun
100°F
38°C
Models without RS Gun
160°F
71°C