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    ​MasterRoc MF 501

    High-performance plasticizing and water-reducing admixture for mine backfill mixes

    How does MasterRoc MF 501 work?

    MasterRoc MF 501 admixture is a liquid, water reducing admixture used to enhance the properties of mine backfill.

    Recommended uses:

    • Paste fill
    • High-density fill
    • Cemented rock fill
    • Hydraulic fill

    What are the unique features of MasterRoc MF 501?

    • Reduced water content
    • Improved slump and flow characteristics
    • Normal setting time and rate of hardening
    • Reduces pumping and distribution pressures

    What are the benefits of MasterRoc MF 501?

    • Backfill optimization and/or cost savings by binder reduction (cement/slag cement/fly ash)
    • Enhances workability (rheological properties) in all types of backfills, requiring less water
    • Higher in-situ strengths at all ages
    • Reduces segregation of high-density slurries
    • Reduces permeability and shrinkage in hardened fill
    • Potentially reduces cycle time and increases production​

    Backfill Water Reducing Admixture​

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    Direct contact

    Master Builders Solutions Technical Support

    Admixture Systems

    1-800-628-9990

    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.

    Related Literature

    MasterRoc MF 501 SDS

    pdf (216.38 Kb)

    MasterRoc MF 501 SDS

    pdf (159.83 Kb)

    MasterRoc MF 501 SDS

    pdf (414.46 Kb)

    MasterRoc MF 501 data sheet

    pdf (216.03 Kb)