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3M Scotch-Weld EC-3524 B/A Structural Void Filling Compound

Silmid P/N: VAR0000308
From £212.30 (excl VAT) £254.76 (Inc VAT)
3M™ Scotch-Weld™ Void Filling and Edge Sealing Compound EC-3524 B/A is a two-part flame retardant epoxy.

Product Properties


Product Information

Scotch-Weld EC-3524 B/A Compound can be used for void filling, edge sealing, and as an abradable compound in aircraft engines.


  • Sandable within three hours of mixing.
  • Cures to a strong, low-density material within 48 hours at 75° (24°).
  • 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.


  • 3M Scotch-Weld
  • EC-3524 B/A Void Filler


    • 3M Scotch-Weld
    • EC-3524 B/A Void Filler

Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

Orders under £100 placed online for UK Mainland delivery is £12.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £30.00, orders placed through the office will incur additional charges.** 

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Please refer to our delivery page for more information.