The GRACO Therm-O-Flow Supply Unit is a hot melt bulk system designed for precise temperature control and efficient delivery of adhesives and sealants. It is constructed for industrial use, primarily handling materials such as hot melt adhesives, and is intended to supply these materials to dispensing equipment within manufacturing environments.

Key Features:

• Hot Melt Bulk Supply System
• Therm-O-Flow (specific model not fully detailed for WMC21B4; closest is Therm-O-Flow 20 or 200 series, but WMC21B4 may be a custom or variant configuration)
• Industrial-grade, robust metal construction with advanced temperature control components
• Hot melt adhesives, pressure-sensitive adhesives (PSA), polyurethane reactive (PUR), polyamide, EVA, PIB, butyl rubber, epoxies, prepreg resin mixes, warm melt sealer, and more
• CE mark for Therm-O-Flow systems
• Advanced temperature control for resins
• High throughput capability
• Compact footprint for placement near application
• Easy integration with additional units for tandem operation
• Reliable air motor technology and powerful piston pump
• Patented platen design for efficient material delivery

Applications:
Insulating glass manufacturing, automotive interiors & RV assembly, window & door lamination, tape, label & bookbinding, electronics & solar panel manufacturing, furniture, cabinet & composite bonding, and more

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety of the system. Non-genuine parts may compromise system integrity and void warranties.
• Ensure proper electrical supply (480V, 3-phase for this model)
• Follow manufacturer guidelines for mounting and connecting to dispensing equipment
• Verify compatibility with intended adhesive materials
• Regularly inspect and maintain temperature control and pump components
• Consult GRACO technical support for custom configurations or troubleshooting