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    MasterSeal 630

    Reactive methacrylate resin for sealing cracks and concrete decks

    How does MasterSeal 630 work?

    MasterSeal 630 is a very low viscosity, low surface tension, solvent-free, rapid curing reactive methacrylate resin formulated to penetrate, repair and seal cracks in concrete substrates.

    Recommended uses:

    • Exterior
    • Horizontal
    • Concrete
    • Bridge decks
    • Parking structures
    • Infrastructure

    What are the unique features of MasterSeal 630?

    • Fast curing, making MasterSeal 630 effective on highway and bridge projects, allowing for fast return of traffic flow, contributing directly to worker and driver safety
    • Can be used at temperatures ranging from 40° to 104° F (5° to 40° C), extending application season

    What are the benefits of MasterSeal 630?

    • UV resistance so exposure to sunlight does not affect product performance
    • Weather resistant, providing long-lasting service life
    • Protects against water and chloride ion ingress to prevent premature deterioration
    • Penetrating flood coat sealer to prevent moisture and ion ingress into substrate

    Direct contact

    Master Builders Solutions Technical Support

    Construction Systems

    1-800-243-6739

    Safety Data Sheet (SDS)

    Find all available safety data sheets for this product.

    Product Certifications

    Generate a free certificate of conformance for a specific Master Builders Solutions construction product.

    LEED v4 & v4.1 Teaser Image

    LEED v4 & v4.1

    Search by product or CSI code and download up to date LEED information.

    Related Literature

    Certification Letter

    pdf (89.75 Kb)

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    MasterSeal 630

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    MasterSeal 630 Data Guide

    pdf (286.14 Kb)

    MasterSeal 630 Data Guide (French)

    pdf (322.52 Kb)