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3M Scotch-Weld Edge Sealing Compound EC-3524 - .5 Gal | 20871

3M Scotch-Weld Edge Sealing Compound EC-3524 - .5 Gal - Blue| 021200-20871

Product Description
3M™ Scotch-Weld™ Void Filling and Edge Sealing Compound EC-3524 B/A is a two-part flame retardant epoxy. Scotch-Weld EC-3524 B/A Compound can be used or void filling, edge sealing, and as an abradable compound in aircraft engines. It is available in blue or off-white when mixed.


  • Sandable within three hours of mixing.
  • Cures to a strong, low-density material within 48 hours at 75°F (24°C).
  • Meets the flammability requirements of F.A.R. 25.853 (a) and (b).
  • The compound has thixotropic properties for ease of application.
  • Base comes in blue or pale blue, accelerator is white to ensure complete and uniform mixing.
  • Can be used as a fairing compound for aerodynamic flushness.
  • Reinforces honeycomb.
  • Can be used for bonding inserts.
  • Service temperature of 250°F (121°C).
  • 100% solids.
  • Seals and provides impact resistance to honeycomb panels edges.
  • Paintable
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