Dowsil 890-SL Self-Leveling Silicone Joint Sealant
DOWSIL™ 890-SL is a self-leveling silicone sealant that is perfect for sealing joints in concrete and asphalt pavements. It's easy to apply, weather-resistant, and offers excellent movement capability for long-lasting performance.
- $26.07
- $26.07
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Shipping & Delivery
$15.95 + GST for Australia-wide shipping, excluding DG, oversized, long-length, and bagged items over 15kg. Remote areas and site deliveries are also ineligible. If your order includes any of these, we’ll contact you to arrange additional freight fees. Online purchases only.
Dowsil™ 890-SL Silicone Joint Sealant
Dowsil™ 890-SL is a high-performance, self-leveling silicone sealant designed for sealing joints in concrete and concrete-to-asphalt pavements. Its ultra-low modulus formulation allows for exceptional flexibility, making it ideal for dynamic joints prone to movement. This sealant is weather-resistant, fuel-resistant, and cures quickly, offering a convenient and durable solution for various applications.
Key Features
- Self-leveling, no tooling required
- Can be extruded in a wide temperature range (-20 to 120°F)
- Flows into irregular joint widths
- 100% extension and 50% compression movement capability
- Ultra-low modulus for maximum flexibility
- Weather and UV resistant
- Short-term fuel resistant
- Cold applied and ready-to-use
- Unprimed adhesion to Portland cement concrete and asphalt
- Fast skin-over time
Uses
- Concrete to concrete pavement joints
- Concrete to asphalt pavement joints
- New construction
- Repair and remedial applications
- Irregularly shaped and spalled joints
Benefits
- Self-levels for a smooth, even finish without tooling
- Accommodates significant joint movement and expansion
- Resists degradation from UV exposure, weathering, and short-term fuel contact
- Easy application without heating or special preparation
- No primer required for most substrates
- Rapidly returns roadways to service with quick skin-over time
Limitations
- Not recommended for continuous water immersion or totally confined spaces.
- Should not be applied to wet or damp surfaces or during inclement weather.
- Contact Dow before specifying or installing on airfield runways.
- Not intended for use in spill containment areas.
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