Urethane Seam Sealer Single Component Easy To Use Moisture Cure High Solids Permanently Flexible Non Shrinking Car Body Sealant For Bare Metal Primed Metal And Painted Surfaces 310 mL Cartridge
✔️ Adheres to bare/primed/painted metal and stays flexible
This 310 mL cartridge delivers a single-component moisture-curing urethane seam sealer designed for automotive seams and RV joints. It bonds well to bare metal, primed metal, and painted surfaces, and can be smoothed to featheredge for a clean finish. Use it on car bodies and primed or painted metal surfaces to seal joints against moisture and flex under heat.
✅ Single-component, moisture-curing urethane sealant for automotive seams
✅ Adheres to bare metal, primed metal, and painted surfaces
✅ Permanently flexible and non-shrinking compared to solvent-based sealers
✅ Quick-drying; tack-free and paintable after 30-45 minutes
✅ Fills large voids and can featheredge or brushed finish; full cure ~24 hours
💡 What is a seam sealer used for in auto body repair and why choose a polyurethane urethane sealant for durable, moisture-resistant joints? This handy sealant blocks water ingress and accommodates movement in welded joints. - Seals seams on bare, primed, and painted metal surfaces - Provides permanent flexibility to resist cracking and shrinking - Cures with ambient moisture and can be painted after a short wait