FT-998/998M
    Polysulfide insulating glass sealant

    JS-998 two-component polysulfide sealant for insulating glass is a solvent-free, two-component, room temperature curing sealant.

    JS-998M two-component ordinary civil insulating glass polysulfide sealant is a solvent-free, two-component, room temperature curing sealant.

    Product features

    Two component, room temperature curing, free from solvents and low boiling substances, without polluting the environment;

    Good bonding performance, excellent aging resistance, extremely low water vapor and inert gas permeability, and the hollow glass produced meets the requirements of GB/T 11944 standard.

    Product parameters
    The following data is for reference only and is not recommended for developing specifications. To develop specifications, please contact your local sales representative

    Project technical indicators
    Mechanical construction and manual construction
    Appearance: Component A is white, with uniform viscosity and paste like substance. White, with uniform viscosity and paste like substance
    B component black, uniformly viscous paste black, uniformly viscous paste
    Viscosity (Pa s) Component A 250-400 180-350
    Component B 100-250 100-250
    Pot life (min) ≥ 30 ≥ 30
    Surface drying time (h) ≤ 2 ≤ 2
    Sag (mm) ≤ 1 ≤ 1
    Tensile bonding strength (Mpa) ≥ 0.8 ≥ 0.7
    Hardness after vulcanization (Shore A) 5h ≥ 30 ≥ 25
    24h ≥40 ≥35

    Note: The above experimental conditions are temperature 23 ± 2 ℃, relative humidity 50 ± 5%, mixing ratio A: B=100:10, and the tensile bond strength is placed under the above conditions for 7 days.
    Color and packaging

    Product packaging: Component A is 191L/barrel, 300Kg/barrel, 30Kg/barrel, and the supporting packaging for Component B is 19L/barrel, 30Kg/barrel, and 3Kg/barrel.

    Storage and expiration date

    Store in a cool, ventilated and dry place for a storage period of 12 months

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