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    MasterRoc AGA 41S​

    Admixture for TBM annulus grouting

    How does MasterRoc AGA 41S work?

    MasterRoc AGA 41S admixture is a high performance grout accelerator mainly used for TBM annulus grouting, whose dosage can be varied to achieve the desired setting and hardening times.

    Recommended uses:

    • Tunnel boring machine (TBM) applications
    • Grout mixes with or without cementitious binders

    What are the unique features of MasterRoc AGA 41S?

    • Fast and adjustable setting times
    • Low viscosity

    What are the benefits of MasterRoc AGA 41S?

    • High-early strength
    • Low consumption​

    Direct contact

    Master Builders Solutions Technical Support

    Admixture Systems


    Safety Data Sheet (SDS)

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