Description
3M 540 Polyurethane Sealant
3M Polyurethane Sealant 540 is a high performance, fast curing, one component, moisture curing product which forms a permanent elastic bond to a wide variety of materials including plastics, FRP, SMC, aluminum, masonry, steel, coated metal, and wood. This product is ideally suited for a number of construction applications including; expansion joints, control joints, doors and windows, aluminum curtain walls and storefront glass, as well as precast and tilt-up construction. 3M Polyurethane Sealant 540 is Tack-free in 60 minutes per ASTM C679, features a Joint movement capability of ±25%,
- Flexible Bond
- Made in France.
- 90 Minute Skin Time
- Meets ASTM C-920
- Paintable after Fully Cured
- Joint Movement capability 25% /-
- Bonds to; some plastics, FRP, SMC, aluminum, steel, and wood
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To view the most recent Technical Data Sheet, please click here.



One-part, fast-skinning, moisture-curing, gun-grade polyurethane sealant.

