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    Sikaflex® NP 474 (formerly known as MasterSeal® NP 474) - Single component, high modulus polyurethane joint sealant for floors

    How does MasterSeal NP 474 work?

    MasterSEal NP 474 is a single component polyurethane based sealant for floor joints. It cures under the influence of atmospheric humidity and forms a chemical, good mechanical resistant and elastic joint sealant.

    What are the fields of application?

    • For interior and exterior application
    • For floor connection and expansion joints in buildings and civil structures
    • Non corrosive
    • For Pedestrian and traffic areas (e.g. car decks/parks)
    • For warehouse and production areas
    • For ceramic tile coverings exposed to traffic (e.g. public areas, shoppping centers)
    • For medium chemical and mechanical loads (e.g. canteen kitchens, garages)
    • For areas constantly submerged in water

    What are the features and benefits of MasterSeal NP 474?

    • Single component, easy to use.
    • Good mechanical and chemical resistance
    • Excellent adhesion even without primer
    • Fast curing
    • Forms a smooth blister free surface
    • High elastic recovery
    • Good weather and aging resistance
    • No thermo plasticity (no temperature softening)
    • Fast skinning time. Low risk of dirt pickup
    • No residual tackiness
    • Quality audited


    MasterSeal NP 474 - Technical Data Sheet

    pdf (226.72 Kb)