3M™ Scotch-Weld™ Composite Surfacing Film AF 163-2

3M ID B40066396
  • Designed for 250°F (120°C) cure
  • Adhesive can be cured from 180°F (80°C) up to 300°F (150°C)
  • Excellent shop handling characteristics
  • Excellent pre-bond humidity performance on composite substrates
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Product Details

Our 3M™ Scotch-Weld™ Composite Surfacing Film AF 163-2 encompasses a family of thermosetting modified epoxy adhesives in film form that provides long-term durability and meets specific challenges for metal and composite solid panel and honeycomb sandwich construction, where high fracture toughness and peel strength is required.

Ready to Fly
3M™ Scotch-Weld™ Composite Surfacing Film AF 163-2 provides excellent performance with easy-to-use shop handling properties. This structural adhesive film is available in a variety of weights and carriers to meet a range of needs without imposing excess material costs. With high fracture toughness and peel strength, AF 163-2 provides a reliable, long-term bond suitable for composites, metals in solid panel and honeycomb sandwich fabrication. We also offer an unsupported version, which can be used for reticulation. It is also compatible with multiple substrates and primers. In addition, AF 163-2 exhibits excellent pre-bond humidity performance on composite substrates.

The following 3M primers are compatible with AF 163-2:

  • 3M™ Scotch-Weld™ Structural Adhesives Primer EW-5000
  • 3M™ Scotch-Weld™ Structural Adhesives Primer EW-5000 AS
  • 3M™ Scotch-Weld™ Structural Adhesives Primer EW-5000 ET
  • 3M™ Scotch-Weld™ Structural Adhesives Primer EC-3917
  • 3M™ Scotch-Weld™ Structural Adhesives Primer EC-3924 B

Our heat-curing, easy handling film is designed to meet numerous customer specs in aerospace manufacturing. AF 163-2 supplies high fracture toughness and peel strength through a spectrum of environmental conditions and is easy to work with. Once cured it provides high bond strength from -67°F to 250°F (-55°C to 121°C) for use in multiple designs through multiple environments.

What is Structural Adhesive Film?
The fewer rivets you have in your aircraft the better. Structural adhesive films enable the designer to get more innovative with their parts, and reduce the ov

  • Designed for 250°F (120°C) cure
  • Adhesive can be cured from 180°F (80°C) up to 300°F (150°C)
  • Excellent shop handling characteristics
  • Excellent pre-bond humidity performance on composite substrates
  • Unsupported version available for reticulation
  • High-fracture toughness and peel strength
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