The Graco® InvisiPac HM25c is a compact, tank-free hot melt adhesive system engineered for maximum uptime, precision bonding, and unmatched safety. With a melt rate of 25 lbs (11.3 kg) per hour, this system is ideal for middle to high-volume packaging lines, offering melt-on-demand technology that eliminates char, reduces maintenance, and boosts productivity.

Key Features

• Tank-Free™ Technology: No more char buildup or tank scraping—adhesive is melted only when needed.
• Plug-Free™ Applicators: Say goodbye to clogged nozzles and downtime.
• Fast Startup: Ready to run in under 10 minutes.
• Digital Pressure Monitoring: Ensures consistent adhesive flow and bonding precision.
• Four-Channel Dispensing: Supports up to 4 heated hoses and applicators.
• Safe Operation: No direct contact with molten adhesive—reduces burn risk and fumes.

Ideal Applications

• Case & Carton Sealing
• Product Assembly
• Food & Beverage Packaging
• Print Finishing
• Multi-Shift Manufacturing Lines

Technical Specifications

• Max Pressure: 1200 psi
• Temperature Range: Up to 400°F
• Voltage Options: 200–480 VAC
• Compatible Guns: Graco & non-Graco (with adapter harnesses 24R083 or 24W001)
• Footprint: 25.4″ x 16.5″ x 23.1″

Parts & Accessories

We stock a full range of Graco HM25c parts including:

• Feed Filters: 129908
• Tank Filters: 24P855 
• Applicator Filters: 24P275 
• Air Filters: 24X967 
• GM100 & GS35 Guns: Compatible with standard and special multi-module configurations

Installation & Support

Whether you’re upgrading from a legacy Nordson® or ITW system, our team ensures seamless integration with adapter plates and full-service support. We offer:

• On-site installation
• Operator training
• Preventative maintenance programs
• Emergency service and parts fulfillment

Why Choose Chicago Glue & Machine?

Located in Itasca, IL, we are a Platinum Graco Distributor with decades of experience in adhesive machinery. Our experts help you select, install, and maintain the right hot melt system for your operation.

Product Manual