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    MasterFlow 928

    High-precision mineral-aggregate grout with extended working time

    How does MasterFlow 928 work?

    MasterFlow 928 grout is a hydraulic cement-based mineral aggregate non-shrink grout with extended working time. It is ideally suited for grouting machines or plates requiring precision load-bearing support. It can be placed from fluid to damp pack over a temperature range of 45 to 90° F (7 to 32° C).

    Recommended uses:

    • Grouting of equipment, such as compressors and generators, pump bases and drive motors, tank bases, conveyors, etc.
    • Grouting anchor bolts, rebar and dowel rods
    • Grouting of precast wall panels, beams, columns, curtain walls, concrete systems and other structural and non-structural building components
    • Repairing concrete, including grouting voids and rock pockets

    What are the unique features of MasterFlow 928?

    • Meets the requirements of ASTM C1107 and US Army Corps of Engineers CRD C621 (Grades B and C), at a fluid consistency over a 30-minute working time
    • NSF/ANSI Standard 61 certified for use with potable water
    • Pumpable
    • Can be mixed at a wide range of consistencies
    • Sulfate-resistant for marine, wastewater and other sulfate-containing environments

    What are the benefits of MasterFlow 928?

    • Extended working time
    • Freeze/thaw resistant making it suitable for exterior applications
    • Hardens free of bleeding, segregation, or settlement shrinkage to provide maximum effective bearing area for optimum load transfer
    • Contains high-quality, well-graded quartz aggregate for optimum strength and workability​​

    Direct contact

    Master Builders Solutions Technical Support

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