DOWSIL™ 790 Silicone Building Sealant 20oz Sausage
$19.22 – $35.15
A one-component, neutral-curing, medium modulus silicone sealant intended for weatherseal and structural applications with excellent adhesion to a wide range of materials, including glass, metal and aluminum.
A one-part, ultra-low-modulus, neutral-curing silicone elastomeric sealant for use in high-movement weathersealing applications. It has excellent primerless adhesion to concrete and most porous substrates and is available in a wide variety of colors.
Uses
- Weathersealing joints between natural stone
- Curtainwall and mullion weatherseal joints
- Expansion and control weatherseal joints
- Precast concrete panel and many other construction weatherseal joints
Benefits
- Suitable for porous substrates
- Excellent unprimed adhesion to masonry, concrete and natural stone substrates
- Low-staining and plasticizer free
- Ultra-low-modulus
- Extension/compression joint movment capability of +100/-50%
- Excellent performance even in building joints that experience extreme movement
- Conforms to ISO 11600F-25LM
- Excellent weathering properties and resistance to sunlight, rain, snow, and temperature extremes
- Easy application over a wide temperature range
| Typical Properties | |
|---|---|
| Adhesion to | Brickwork, Ceramic, Concrete, Extruded Mill Finish, Glass, Granite, Heat Strengthened Glass, Light-Weight Stone Panels, Limestone, Low E Coated Glass, Marble, Masonry, Paint, Silicone, Stone, Wood |
| Appearance | Opaque |
| Chemistry | Neutral |
| Color | Adobe Tan, Black, Blue Spruce, Bronze, Charcoal Gray, Dusty Rose, Gray, Limestone, Natural Stone, Precast White, Rustic Brick, Sandstone, White |
| Durometer - Shore A | 15 Shore A |
| Movement | High |
| Peel Strength | 25 ppi |
| Shelf Life | 360 Days |
| Substrate | Porous |
| Tensile Strength | 100 psi |
| Volatile Organic Content | 23 g/liter |
| Application Benefits | |
|---|---|
| Primerless Adhesion | Primerless |
| Resistance Type | Thermal Resistance, UV Resistance, Water Resistance |
| Water Resistant | true |
| Processing-Formulating Benefits | |
|---|---|
| Cure System | 1-Part Cure |
| Number of Parts | One |
| Room Temperature Cure - Hours | 168 to 336 Hours |
| Tack-Free Time-50% RH | 60 Minutes |
| Where Used | Job Site |
| Working Time | 10 to 20 Minutes |
Additional information
| Weight | 2.5 lbs |
|---|---|
| Dimensions | 1 × 1 × 1 in |
| Color | Adobe Tan, Black, Blue Spruce, Bronze, Charcoal, Dusty Rose, Gray, Limestone, Natural Stone, Precast White, Rustic Brick, Sandstone, White |
