The GRACO 258971 RS Internal Mix Chop Gun is a specialized spray gun designed for use with polyester resin and gel-coat materials. It is intended for open mold fiberglass reinforced plastic (FRP) applications, enabling precise application of chopped fiberglass and catalyzed resin in manufacturing processes.

Key Features:

• Chop Gun (Internal Mix)
• RS
• Maximum Air Pressure: 125 psi; Maximum Fluid Pressure: 2000 psi; Maximum Fluid Temperature: 100°F (38°C)
• Polyester Resin, Gel-Coat; For use with FRP systems
• Lightweight (2.46 lb / 1.12 kg)
• Ergonomic design
• Tool-less operation
• Fast, easy maintenance
• Locking trigger
• Includes CST443 tip and cutter

Applications:
Open mold fiberglass reinforced plastic (FRP) manufacturing; Spray-up laminating of chopped fiberglass and catalyzed resin

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with FRP systems.
• Ensure minimum air inlet pressure of 80 psi
• Do not exceed maximum air pressure of 125 psi or fluid pressure of 2000 psi
• Follow manufacturer guidelines for safe operation and maintenance
• Regularly inspect and clean the gun and cutter for consistent performance