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Sika Sikaflex 1A Aluminum Gray 10oz 91009
Sikaflex-1A is a moisture-cured non-sag polyurethane sealant in a 10 oz cartridge. It is used in joints to 1/2 inch, including green and damp concrete.
- Tack-free in 3 to 6 hours
- Green concrete 24 hours after pour
- ±35% movement capability
$6.61
Availability:
In stock
( 2049 Available )
Sikaflex-1A Aluminum Gray, 10 oz cartridge
Sikaflex-1A is a premium-grade, moisture-cured, one-component, non-sag polyurethane sealant. It is used in joints no deeper than 1/2 inch, including windows, door frames, flashing, and common roofing details. It can be placed on green concrete 24 hours after the pour, or on damp concrete 60 minutes after standing water is gone. It is placed at 40 to 100 F.
Key Features
- Moisture-cured one-component non-sag polyurethane
- Green concrete 24 hours after pour
- Damp concrete 60 minutes after standing water
- Tack-free in 3 to 6 hours
- ±35% movement capability
Applications
- Windows and door frames.
- Flashing and roofing details.
- Vertical and horizontal joints.
- Green and damp concrete.
- Canal and reservoir joints.
Technical Specifications
| Property | Value |
|---|---|
| Tack-free | 3 to 6 hours (73 F / 50% RH) |
| Cure time | 4 to 7 days (73 F / 50% RH) |
| Green concrete | 24 hours after pour |
| Damp concrete | 60 minutes after standing water |
| Joint depth | 1/4 to 1/2 inch |
| Movement | ±35% |
| Application temperature | 40 to 100 F |
| Paint or immersion | 7 days at standard conditions |
| Shelf life, cartridge | 15 months |
| ASTM C920 | Type S, Grade NS, Class 35 |
Documents
Sikaflex-1A Product Data Sheet
Frequently Asked Questions
Where is Sikaflex-1A used?
Joints no deeper than 1/2 inch, including windows, door frames, flashing, roofing details, and vertical or horizontal work.
How soon can Sikaflex-1A be applied to green or damp concrete?
Green concrete 24 hours after the pour. Damp concrete 60 minutes after standing water is gone.
What is the tack-free time of Sikaflex-1A?
Typical tack-free time is 3 to 6 hours at 73 F and 50% RH.
How soon can Sikaflex-1A be painted or immersed?
Wait 7 days at standard conditions before overcoating or total water immersion.
What is the application temperature of Sikaflex-1A?
It is placed at 40 to 100 F.
What is the ultraviolet yellowing of Sikaflex-1A?
White tends to yellow slightly when exposed to ultraviolet rays. Light colors can yellow if exposed to a direct gas-fired heating element.
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