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    3M 4200 Fast Cure White Adhesive Sealant 3oz Tube

    3M Products 3M 4200 Fast Cure White Adhesive Sealant 3oz Tube


    Product description

    3M™ Marine Adhesive Sealant Fast Cure 4200 White

    A fast curing, one-part polyurethane that chemically reacts with moisture to deliver strong, flexible bonds to wood, gelcoat and fiberglass. It forms watertight, weather-resistant seals on joints and boat hardware above and below the waterline. In addition, its flexibility allows for dissipation of stress caused by shock, vibration, swelling or shrinking.


    • Fast cure formula
    • One component, moisture curing
    • Allows for disassembly
    • Bonds dissimilar materials
    • Extended shelf life
    • Adheres to a wide variety of substrates
    • Non-sagging
    • Permanently elastic


    3M™ Adhesive Sealant Fast Cure 4200 is designed to allow disassembly of wood and fiberglass parts bonded together. If a permanent bond is desired, use 3M™ Marine Adhesive Sealant 5200 or Marine Adhesive Sealant Fast Cure 5200.

    Typical bonding applications include:

    • Fiberglass deck to fiberglass hull
    • Wood to fiberglass
    • Portholes
    • Deck fittings
    • Moldings
    • Trunk joints
    • Between struts and planking
    • Stern joints

    Technical Data

    Note: The following technical information and data should be considered representative or typical only and should not be used for specification purposes.

    Tack-Free Time @ 73°F and 50% RH1-2 Hours
    Rate of Cure @ 73°F and 50% RH3/16" (4 mm) per 24 hour
    Shore A Hardness (ASTM C661)40
    Tensile Strength (ASTM D412)180 psi (1.24 MPa)
    Elongation at Break (ASTM D412)> 400%
    Service Temperature-40°F - 190°F (-40°C - 88°C)
    Density (lb/gal, appx.)9.75
    ConsistencyCaulkable, non-sag paste
    Solids Content (Appx.)100%

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