The GRACO 255183 is a 1:1 cold spray/joint fill valve designed for dispensing and mixing two-component sealants and adhesives. It features hard seats for durability with abrasive materials and is constructed with robust materials suitable for demanding industrial environments.

Key Features:

• Dispense valve
• MD2, 1:1 ratio, cold spray/joint fill
• Stainless steel (303, 17-4 SS), carbide seats, chemical-resistant o-rings, hard seats (440C SS and C2 carbide with cobalt binder)
• Maximum working pressure: 2000 psi (13.8 MPa, 138 bar)
• Designed for use with GRACO MD2 valve systems and compatible with two-component materials
• Hard seats for abrasive materials and high-pressure applications
• Isolation chamber with zerk fittings and dual seals for enhanced sealing
• Divorced air cylinder with double acting, buna-n o-rings
• Reliable and durable construction for demanding environments
• Frequent cleaning intervals may be required for optimal performance

Applications:
Used for dispensing and mixing two-component sealants and adhesives in industrial applications, particularly where abrasive materials or high-pressure conditions are present. Suitable for cold spray and joint fill operations.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the dispensing system.
• Ensure proper alignment and secure connection of fluid and air inlets
• Use recommended tools and follow torque specifications for fittings
• Regularly inspect and clean the valve to prevent material buildup and maintain performance
• Consult the equipment manual for specific installation and maintenance procedures