3M HoldFast 70 Spray Adhesive 12.4 kg

3M™ HoldFast 70 is a high-performance industrial spray adhesive in a pressurized cylinder, designed for quick and permanent bonding of a wide range of materials, including polystyrene, FRP composites, foam, fabrics, insulation, and drainage boards. Thanks to its unique high-solids formula, it creates a dense, even spray pattern with low soak-in – ideal for application on irregular and porous substrates. The product features almost instant action, high bond strength, and water resistance.

Technical specification

• Capacity: 12.4 kg
• Color: Clear
• Adhesive type: High-performance, fast-drying spray adhesive
• Drying time: Short, with a long open time
• Application: Pressure spray (requires additional accessories)
• Spray pattern: Dense, wide-angle, with low soak-in

Application

• Bonding polystyrene and solvent-sensitive materials
• Attaching insulation, foams, fabrics, and laminates
• Construction (including prefabricated homes)
• Production of RVs, HVAC systems, and specialized vehicles
• Sealing and creating a protective layer against moisture

Benefits and properties

✅ Instant action – quick adhesion allows for immediate continuation of work
✅ Versatility – bonds a wide range of materials, including delicate ones like polystyrene
✅ Water resistance and moisture control – ideal for outdoor applications and those exposed to moisture
✅ Economical consumption – spray pattern minimizes material waste
✅ Mobility and convenience – self-contained pressurized cylinder, ready to use
✅ Low soak-in formula – excellent for porous surfaces without excessive consumption

Application tips

The 3M™ HoldFast 70 cylinder is ready for use after connecting the appropriate spray accessories (sold separately). After applying the adhesive, wait a few moments for it to achieve contact tack, then join the elements and press down. Thanks to the long open time, you can adjust the working pace to individual needs.