Dow 890-SL Self Leveling Joint Sealant Datasheet Dow 890-SL Self Leveling Joint Sealant

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  • Description for Dow 890-SL Self Leveling Joint Sealant

    All temperature gunnability; seals irregular surfaces without tooling; unprimed adhesion; ultra-low modulus; good weatherability; short cure time.

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    Application Type Bond, Repair, Sealant
    1 Part or 2 Part 1 Part
    Material Form Liquid
    Substrate Portland cement concrete
    Manufacturer Dow
    Chemistry Silicone
    Cure Method Moisture
    Cure Temperature (°C) 25, 25
    Cure Time (min) Short
    Viscosity (cPs) Self-leveling
    Color Dark gray
    Key Specifications ASTM (American Standard Test Method): ASTM D 5893-96

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Cure Temperature Test Methods
Cure Temperature Cure Time Test Method
25°C
25°C As Cured – after 21 days at 25°C (77°F) and 50 percent RH
Cure Time Test Methods
Cure Time Test Method
Short
Work / Pot Time Test Methods
Work / Pot Time Temperature
Elongation Test Methods
Elongation Test Method
14 % after 21 days at 25°C (77°F) and 50 percent RH
Modulus Test Methods
Modulus Test Method
Ultra-low
7 psi joint modulus, at 50 percent Elongation, maximum, after 21 days at 25°C (77°F) and 50 percent RH
8 psi joint modulus, at 100 percent Elongation, maximum, after 21 days at 25°C (77°F) and 50 percent RH
9 psi joint modulus, at 150 percent Elongation, maximum, after 21 days at 25°C (77°F) and 50 percent RH