Description
The GRACO 258854 RS Internal Mix Chop Gun is a lightweight, ergonomic spray gun designed for use with polyester resin and gel-coat materials. It is intended for fiber-reinforced plastic (FRP) systems, enabling efficient application of resin and chopped fiberglass in composite manufacturing processes.
Key Features:
- Chop Gun (Internal Mix)
- RS
- Minimum Air Flow Rate: 2.25 SCFM
- Maximum Air Pressure: 125 psi (8.6 bar); Maximum Fluid Pressure: 2000 psi (138 bar); Maximum Fluid Temperature: 100F (38C)
- Polyester Resin, Gel-Coat; For Use With: FRP System
- Lightweight and ergonomic design reduces operator fatigue
- Tool-less operation and fast, easy maintenance
- Quick adjustment of anvil tension to correct cut variations due to anvil and blade wear
- Reliable performance in demanding environments
Applications:
Used in composite manufacturing for applying resin and chopped fiberglass in FRP systems, suitable for industrial and in-plant environments.
Installation Notes:
- Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the equipment.
- Ensure all connections are secure before operation
- Check for proper air and fluid pressure settings
- Regularly inspect and maintain anvil and blade components for consistent cut quality
- Follow manufacturer guidelines for cleaning and maintenance






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