A person using the 3M™ Hybrid Adhesive Sealant 760 on a metal brace.

Strong and durable bonds that seal

When you need to protect it, really protect it, depend on 3M adhesive sealants.

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Bonding and sealing for all type of materials

Use the polyurethane, silane-modified polymer and marine adhesive sealants, sealant tapes and applicators that define the industry standard for quality. Depend on us for bonding and sealing for all types of materials – wood, metal, glass, gelcoat, plastics and fibre-reinforced plastic.

    • High performance
    • Isocynate free, high performance, and excellent UV resistance
    • Above or below waterline

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    Polyurethane sealants

    3M™ Polyurethane Adhesive Sealant 550 being applied to a flat surface.

    Get a strong, flexible and durable elastomeric bond that seals against the elements with 3M™ Polyurethane Sealants. They excel in challenging industrial, transportation and construction applications and are available in a wide variety of durometer, open time and colours to meet your application needs.

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    Silane-modified polymer

    A cannister of silane-modified polymer being applied.

    When UV stability and weatherability are most important, silane-modified polymer sealants (SMP) provide a strong and flexible bond that lasts. Their UV resistance is ideal for demanding exterior industrial and transportation applications where sunlight and weather exposure can be extreme. SMP sealants are available in a wide variety of durometer, open time and colours.

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    Marine sealants

    3M™ Marine Adhesive Sealant Gast Cure 400 UV being applied to a boat.Ideal for above and below the waterline applications, 3M™ Marine Sealants are designed specifically for lasting protection in harsh marine environments. A broad range of marine sealants offer excellent UV and weather resistance for portholes and hull seams, screws and under moldings, as well as bonding for dissimilar materials, such as wood to fibreglass. Available in a variety of colours. With more than 50 years of reliable experience in this market, 3M Marine Sealants are a trusted solution within the industry.

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A person wearing gloves, using an adhesive sealant.

Cure time for adhesive sealants

Resources for various sealants

  • Adhesive sealants brochure
  • Marine adhesive sealant brochure for professionals
  • Marine adhesive sealant brochure for boat owners

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