Adhesives

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

SKU: EC-3524 B/A

Brand: 3M

Pricing on request

Specifications

Part Number	EC-3524 B/A
Compliance	Flammability per FAR 25.853(a) and (b)

Description

A two-part, thixotropic, flame-retardant epoxy void-filling and edge-sealing compound for aircraft structures. It fills voids and mismatch, seals edges, reinforces honeycomb/inserts and serves as an abradable compound; it cures at room temperature to a sandable, paintable surface. Supplied in blue or black.

Angad Aviation supplies this 3M product with full traceability and documentation — request a quote for current pricing, pack sizes and lead time.

Brand: 3M
Part No.: EC-3524 B/A
Type: two-part epoxy (epoxy/modified amine) void filler / edge sealer
Color: blue or black
Mix ratio: 100:94 by weight
Work life: approx. 90 minutes at 24C
Sandable: within ~3 hours of mixing at 24C
Full cure: 48 hours at 24C (75F)
Rheology: thixotropic; paintable after cure
Compliance: Flammability per FAR 25.853(a) and (b)

Frequently asked

What are the key specifications?

Type: two-part epoxy (epoxy/modified amine) void filler / edge sealer; Color: blue or black; Mix ratio: 100:94 by weight; Work life: approx. 90 minutes at 24C; Sandable: within ~3 hours of mixing at 24C; Full cure: 48 hours at 24C (75F); Rheology: thixotropic; paintable after cure.

How do I get pricing and lead time?

Angad Aviation supplies this 3M product quote-first — request a quote and our team responds with current price, pack sizes, availability and lead time. Every order ships with full traceability and documentation.