Which bitumen emulsion grade is best suited for tack coat between asphalt layers?

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  • #1060
    Andrew
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    Which bitumen emulsion grade is best suited for tack coat between asphalt layers?

    #1061
    Ryszard
    Participant

    Tack coat is commonly best served by a cationic grade engineered for uniform spray, fast enough break for traffic and paving operations, and strong adhesion to asphalt. Many specifications use rapid setting cationic tack emulsions or controlled setting variants depending on climate and paving sequence. The “best” grade is the one that matches local road specs, asphalt surface condition, and your sprayer capability, verified through field trials and bond performance.

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