Description
Sikaflex-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. It meets Federal Specification TT-S-00230C, Type II, Class A and ASTM C920, Type S, Grade NS, Class 35.
- Fast tack-free and final cure times
- High elasticity with exceptional cut and tear resistance
- Excellent adhesion to most construction materials without primer
- Can be applied to green concrete 24 hours after pour and damp concrete 1 hour after getting wet
- Certified to NSF/ANSI/CAN 61 for potable water
Features
- Moisture-cured, 1-component polyurethane
- Non-sag elastomeric sealant
- 35% joint movement capability
- Paintable with water-, oil- and rubber-based paints
- Jet fuel resistant
Specifications
| Color | Black | Packaging | 10.1 fl. oz. (300 ml) cartridge |
| Shelf Life | 15 months | Storage Temperature | 40 deg-95 degF (4 deg-35 degC) |
| Tack Free Time | 3 to 6 hours (73 degF / 50% r.h.) | Cure Time | 4 to 7 days (73 degF / 50% r.h.) |
| Service Temperature | -40 degF to +170 degF | Movement Capability | +/-35% |
| Tensile Stress | 175 psi (1.21 MPa) | Tear Strength | 55 lb./in. |
| Adhesion in Peel (Concrete) | 20 lbs, 0% loss | Adhesion in Peel (Aluminium) | 20 lbs, 0% loss |
| Adhesion in Peel (Glass) | 20 lbs, 0% loss |
Products specifications
| Application | General Sealing |
| Chemistry | Polyurethane |
| Code Listing | ASTM C920 S/NS/35; TT-S-00230C; AASHTO M-252 |
| Color | Black |
| Container Size | 10.1 fl oz |
| Container Type | Cartridge |
| Country of Origin | Varies (subject to change) |
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