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DOWSIL™ 888 Silicone Joint Sealant 20oz Sausage
$13.67
One-part, non-sag silicone material that cures to a low-modulus silicone rubber upon exposure to atmospheric moisture. Can be applied over a wide temperature range.
One-part, non-sag silicone material that cures to a low-modulus silicone rubber upon exposure to atmospheric moisture. Can be applied over a wide temperature range.
Uses
- New construction, repair or remedial applications
Benefits
- Can be extruded from -20 to 120°F.
- May be used in joints that are not uniform in width.
- Movement capability 100% extension and 50% compression.
- Low modulus.
- Weather and UV resistant.
- Fuel resistant-short term exposure. Refer to Dow form number 62-207 for more information.
- One component, cold applied, ready-to-use as supplied; dispensed directly from the bulk container into the joint by hand or with an air-powered pump.
- Unprimed adhesion – primer is not required for bonding to Portland cement concrete. For optimum adhesion, the surface must be clean, dry and frost-free.
- Cure time – typically, the sealant will have a skin-over time of one hour or less at standard conditions.
| Typical Properties | |
|---|---|
| Adhesion to | Concrete, Masonry |
| Appearance | Opaque |
| Chemistry | Neutral |
| Color | Grey |
| Durometer - Shore A | 15 Shore A |
| Elongation | > 1000 % |
| Modulus @ 150% Elongation, maximum | 28 psi |
| Movement | Medium |
| Shelf Life | 360 Days |
| Specific Gravity @ 25°C | 1.48 |
| Substrate | Porous |
| Application Benefits | |
|---|---|
| Application Temperature Range | -29 to 49 °C |
| Primerless Adhesion | Primerless |
| Resistance Type | Fuel Resistance, Jet Fuel Resistance, Ozone Resistance, Thermal Resistance, UV Resistance, Water Resistance |
| Water Resistant | true |
| Processing-Formulating Benefits | |
|---|---|
| Cure System | 1-Part Cure |
| Full Adhesion Time | 14 to 21 Days |
| Number of Parts | One |
| Room Temperature Cure - Days | 7 to 14 Days |
| Tack-Free Time-50% RH | 60 Minutes |
| Where Used | Job Site |
Additional information
| Weight | 2.5 lbs |
|---|---|
| Dimensions | 1 × 1 × 1 in |
| Color | Grey |
