The GRACO 258852 RS External Mix Chop Gun is a lightweight, ergonomic spray gun designed for use with polyester resin and gel-coat materials in FRP (Fiber Reinforced Plastic) systems. It is intended for efficient application of chopped fiberglass and resin in composite manufacturing processes.

Key Features:

• Chop Gun (External Mix)
• RS
• Maximum Air Pressure: 125 psi (8.6 bar); Maximum Fluid Pressure: 2000 psi (138 bar); Maximum Fluid Temperature: 100°F (38°C)
• Polyester resin, gel-coat; For use with FRP systems
• Lighter, ergonomic design reduces operator fatigue
• Quick adjustment of anvil tension to correct cut variations due to anvil and blade wear
• Locking trigger for safety and control
• Includes CST443 tip
• External mix type for reliable material application

Applications:
Used for applying chopped fiberglass and resin in composite manufacturing, particularly in FRP (Fiber Reinforced Plastic) systems.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the spray system.
• Ensure all connections are secure before operation
• Check air and fluid pressure settings before use
• Regularly inspect and maintain anvil and blade components for consistent performance
• Refer to the GRACO manual for detailed installation and maintenance procedures