Spectrem® 800 – Traffic-Grade Silicone Sealant
TDS SDS
Colour Card
Spectrem® 800 is a high-performance, one-part, moisture-curing silicone sealant engineered for demanding, heavy-traffic expansion joint applications. Formulated for long-term durability, it delivers exceptional movement capability and weathering resistance in environments exposed to continuous vehicular loading.
Key Features
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Traffic-Rated Performance
Designed specifically for highways, airport runways, bridge decks, parking structures, and other high-movement, high-load concrete joints.
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High Elasticity & Low Modulus
Maintains flexibility under extreme joint movement and temperature fluctuations, reducing stress on substrates.
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Excellent Adhesion
Bonds reliably to concrete and most common construction materials without compromising long-term performance.
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Moisture-Cure, Single-Component Formula
Ready to use with standard caulking equipment or bulk application systems. No mixing or specialized tools required.
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Weather & UV Resistant
Silicone chemistry provides superior resistance to aging, moisture, and environmental exposure.
Recommended Applications
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Highways and roadways
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Airport runways and taxiways
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Bridge and deck expansion joints
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Parking garages and parkades
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Exterior concrete movement joints requiring traffic-rated durability
Packaging Options
Available Colours
Black, Gray, Highway Gray, Limestone
(Custom colours available by special order.)
Application Notes
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Apply only to clean, dry, sound substrates.
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Not suitable for continuous water immersion.
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Ensure adequate ventilation during application and cure.
