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Toughened epoxy 3M adhesive films for structural bonding – enabling aircraft that are constructed faster
What's in a name?

The brand name of
Scotch-Weld is based
on aircraft company
conclusions made in the
early 1950s that this class
of adhesive exhibited
structural strength
comparable to welding.

Structural adhesive films for strength in critical bonding

3M™ Scotch-Weld™ Structural Adhesive Films are a family of thermosetting modified epoxy adhesives in film form. For years they have delivered trusted aerospace performance in structural bonding of composites, honeycomb and metal aircraft components.

These proven materials help increase shop productivity...reduce product waste...and increase your build rate with:
  • 30-day lead time on many films
  • Excellent performance in high moisture environments
  • Superb shop out time
  • Long shelf life
3M Scotch-Weld films are available in a variety of weights, cure temperatures and carriers. They provide:
  • High fracture toughness and peel strength
  • Long-term durability
  • Flexibility of use
Select films are available in the following versions:
  • High tack
  • Unsupported for reticulation
  • Copper mesh for lightning strike protection

Get what you need — when you need it.

30-day lead times on many films!