ACRtec PU24
ACRtec PU24 Elastomeric Sealant is a one-part low modulus high-performance polyurethane sealant, which cures on absorption of atmospheric moisture to form a firm and flexible rubber watertight seal for moderate cracks and control joints. ACRtec PU24 Elastomeric Sealant can be used in both horizontal and vertical applications. Excellent weather ability virtually unaffected by sunlight, rain, snow, ozone and temperature extremes.
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Highly resilient with excellent recovery
Provides permanent & uniform watertight seal
Excellent adhesion to most substrates
Weather resistant
Non-biodegradable & Non-toxic once cured
East to apply, no mixing required
Over painting can be done with dispersion-based paint (acrylic, vinyl)
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Color: Gray
Density (g/cc): 1.3 ± 0.05
Viscosity: Thixotropic paste
Shrinkage: <5
Butt Joints: ±25
Lap Joints: ±50
Shore A Hardness: 20–35
Adhesion to Concrete (N): >25
Elongation (%): >250
Chemical Resistance: pH 2.5 to 11.5, sea water
Skinning time @ 25ºC & 50% RH (hrs): 24
Full cure @ 25ºC & 50% RH (days): 7
Application Temperature: +10ºC to +40ºC
Service Temperature: -40ºC to +80ºC -
Application Rate & Packaging
Coverage Rate: 16–18 lineal feet / sausage tube
5–6 lineal meters / sausage tubePackaging: 20 oz / 591 ml sausage tubes /
20 per box