3M Multi-Purpose Seam Sealer Beige 310ml (50740)

3M Sprayable Seam Sealer creates a permanent, firm and flexible seal which is easy to apply. Our sealer is simple to shape and helps to recreate original OEM finishes. This sprayable sealer is a one part MS moisture curing, high solid sprayable sealer in a cartridge. It restores original spray finish in engine compartments, on all overlap joints and floor pans. It can be extruded or brushed and can be painted over immediately for a quick turnaround time.

• Product Type: 3M Multi-Purpose Seam Sealer Beige (50740) is a one-part moisture-curing seam sealer designed for use in automotive finishing applications.
• Package Size: Supplied in a 310ml cartridge, compatible with standard caulking guns for easy application.
• Color: Beige, ideal for applications where a neutral or OEM-matching finish is desired.
• Application Areas: Suitable for sealing interior and exterior automotive body seams, including floor pans, trunk seams, wheel wells, and overlapping metal joints.
• Application Method: Can be applied using extrusion, brushing, or spatula. Not sprayable—use for linear seam sealing.
• Paintable: Sealer can be painted over approximately 30-60 minutes after application, depending on ambient conditions.
• Substrate Compatibility: Excellent adhesion to primed or painted metal surfaces; ensure surfaces are clean, dry, and free of oil or dust prior to application.
• Composition: MS Polymer-based (modified silane), solvent-free and non-shrinking to ensure minimal VOC emissions and long-term durability.
• Drying & Cure Time: Skin forms in approximately 10-15 minutes; full cure in 24 hours depending on humidity and temperature.
• Environmental & Safety Info: Solvent-free, low odor formulation improves workplace safety; use in well-ventilated areas. Dispose of according to local hazardous waste regulations.
• Storage Recommendations: Store in a cool, dry place at temperatures between +10°C and +30°C. Keep cartridge tightly sealed when not in use.