3M Polyurethane Sealant 540 is an all-goal, single-element, moisture-curing, gap-filling polyurethane that creates permanently elastic seals and bonds in all kinds of service environments.
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Multi-goal bonding and long lasting seals
Permanently elastic to permit joint movement
60-ninety skin time; paintable, once skin paperwork
Excellent UV resistance
One element, moisture-curing sealant simplifies production
Bonds dissimilar fabrics for increased design flexibility