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Sika Sikaflex 1A Colonial White 10.1oz Cartridge 91013
Sikaflex 1A is a premium-grade, high-performance, polyurethane-based, non-sag elastomeric sealant. Sikaflex 1A can be used in green and damp concrete applications and is readily placeable at 40°F.
- Fast tack-free and final cure times
- Excellent resistance to aging, weathering.
- High elasticity - cures to a tough, durable, flexible consistency
$6.29
Availability: In stock ( 104 Available )
Orders over $300 Ship Free! SKU
18963
Sika Sikaflex 1A – High-Performance Polyurethane Sealant
Sika Sikaflex 1A is a premium, moisture-cured, one-component polyurethane-based sealant designed for durable, flexible joint sealing in commercial and residential construction. It adheres to most construction materials without a primer and provides excellent resistance to aging, weathering, and movement. Sikaflex 1A is capable of accommodating ±35% joint movement and is certified for potable water applications. It is ideal for sealing expansion joints, windows, door frames, flashing, and other construction joints where a tough, long-lasting seal is required.
Key Features:
- One-component, high-performance polyurethane sealant
- Excellent adhesion to most construction materials without primer
- Capable of ±35% joint movement for superior flexibility
- Weather and UV resistant for long-term durability
- Certified to NSF/ANSI Standard 61 for potable water applications
- Fast tack-free and full cure times
- Paintable with water, oil, and rubber-based paints
- Resistant to jet fuel, making it ideal for transportation applications
Technical Specifications:
| Property | Value |
|---|---|
| Shelf Life | 12 months (Cartridge/Sausage), 6 months (Pail/Drum) |
| Application Temperature | 40°F to 100°F |
| Service Temperature Range | -40°F to 170°F |
| Curing Time | Tack-free in 3–6 hours, full cure in 4–7 days |
| Shore A Hardness | 45 ±5 (ASTM C661) |
| Movement Capability | ±35% (ASTM C719) |
| Tensile Strength | 175 psi (ASTM D412) |
| Elongation at Break | 550% |
| Adhesion in Peel (Concrete, Aluminum, Glass) | 20 lb. with 0% adhesion loss |
Frequently Asked Questions:
What surfaces can Sikaflex 1A adhere to?
Sikaflex 1A adheres to concrete, metal, wood, PVC, glass, stone, and most common construction materials without a primer.
Can Sikaflex 1A be used in submerged conditions?
Yes, it is suitable for canal and reservoir joints, but should be allowed to fully cure before immersion.
Is this sealant paintable?
Yes, Sikaflex 1A can be painted with water-, oil-, and rubber-based paints after full cure.
What colors are available for Sikaflex 1A?
It is available in white, colonial white, aluminum gray, limestone, black, dark bronze, capitol tan, stone, and medium bronze.
For the latest technical specifications and application guidelines, visit Sika USA.
| Brand | Sika |
|---|---|
| Color | Colonial White |
| Size | 10oz |
| Manufacturer | Sika |
