3M™ Hot Melt Adhesive 3779

  • Provides extreme temperature stability 300ºF / 149ºC for a durable bond
  • Fuel, oil and impact resistant
  • Multi-purpose adhesive works on a variety of substrates, including most plastics
  • Fast setting allows for quick assembly
  • Excellent adhesive for electronics and potting applications


3M™ Hot Melt Adhesive 3779 is an amber-colored, high performance, thermoplastic adhesive formulated for strong resistance to heat, impact, fuel and oil. This multi-purpose hot melt adhesive is an effective solution for many applications, including electronics and potting.

Adhesive 3779 bonds to wood
Adhesive offers high strength and high heat resistance

Provides Extreme Temperature Stability 300°F / 149°C for a Durable Bond
3M™ Hot Melt Adhesive 3779 offers strong resistance to heat, impact, fuel and oil. It is manufactured using 100% solids, thermoplastic resin for use with a 3M™ Hot Melt Applicator . This adhesive offers extreme temperature stability (300°F / 149°C) and is excellent for electronics and potting. This product supports high-tempo productivity with a 25-second open time that is sufficient for fit positioning and adjusting. In addition, 3M™ Hot Melt Adhesive 3779 has a low odor to help maintain a comfortable work environment. This product will bond wood, polypropylene, electronics, vinyl and lightweight substrates on furniture, automotive interiors, outdoor applications, small appliances and general product assembly.

Recommended Applications

  • Headliner fixturing and attachment
  • Wire harness attachments
  • Electronics potting
  • Metal and plastic bonding in appliances
  • Attaching trim

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