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    ​Sika Thoroseal® Acryl 60 (formerly known as MasterEmaco® A 660) - Water-based, acrylic bonding and modifying admixture

    How does MasterEmaco A 660 work?

    MasterEmaco A 660 is an acrylic-polymer emulsion mixed with Portland cement mortars, plasters, stucco, and concrete mixes to enhance their physical properties, adhesion to substrates, and durability.

    Recommended uses:

    • Interior or exterior
    • Above or below grade
    • Horizontal, vertical and overhead surfaces
    • Cement-based mixes to improve its adhesion and durability
    • As a gauging liquid for Master Builders Solutions' waterproofing and repair products, such as MasterSeal 581
    • Walkways
    • Ramps and structural beams​

    What are the unique features of MasterEmaco A 660?

    • Acrylic polymer
    • Excellent chemical and UV resistance
    • Improved freeze/thaw stability of Portland cement-based materials
    • Stable

    What are the benefits of MasterEmaco A 660?

    • Significantly improves adhesion, cohesion, tensile, compressive and flexural strengths of cement-based materials
    • Promotes long-lasting repairs
    • Suitable for cold climate applications
    • Will not re-emulsify when exposed to water


    MasterEmaco A660 - Technical Data Sheet

    pdf (172.07 Kb)