The GRACO WMC81B1 is a supply unit designed for warm melt material handling and temperature conditioning applications. It is engineered to deliver superior heat control and performance, suitable for lowering or maintaining material viscosities and heating true warm melt materials. The unit is constructed with robust materials to handle industrial environments and is intended for use within GRACO’s bulk warm melt supply systems.

Key Features:

• Supply Unit for Warm Melt Materials
• 68:1HCM, D60-20H, 240V, A
• 6800 psi (34 MPa, 375 bar) for 68:1 ratio
• Designed for use with GRACO bulk warm melt supply systems and compatible with various warm melt materials
• Superior heat control for temperature conditioning
• Configurable for unique applications and material types
• Modular approach for easy plug-in installation
• Intuitive, easy-to-use interface
• Up to 32 heat zones (with expansion kits)
• Reliable performance in industrial environments
• Eliminates complex point-to-point wiring

Applications:
Used for supplying and conditioning warm melt materials in industrial settings, such as sealant and adhesive applications, including solar panel edge sealing and other manufacturing processes requiring precise temperature control and material handling.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise system integrity and void warranties.
• Follow GRACO’s installation guidelines for modular plug-in installation
• Ensure proper electrical and air supply connections (240V, 3/4” NPT air inlet)
• Verify compatibility with intended material and container size
• Regularly inspect and maintain heat zones and wetted materials for longevity
• Consult a GRACO specialist for complex installations or troubleshooting