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3M 7100001804 Polyurethane Sealant 540 is a one-component, moisture-curing polyurethane sealant supplied in a 10.5 fl oz (310 mL) cartridge. It forms permanently elastic bonds and adheres to plastics, fiberglass reinforced plastic (FRP), sheet molding compound (SMC), aluminum, steel, coated metal and wood. The sealant provides gap-filling capability, has a skin time of approximately 60â90 minutes, is paintable after skin formation, and performs across a wide temperature range.
310 mL (10.5 fl oz) cartridge; multi-purpose polyurethane sealant for bonding and sealing; paintable after skin forms; sold in 12 per case
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