Sikaflex®-1c SL is a single component, self-leveling, premium-grade polyurethane sealant with an accelerated curing capacity. Meets Federal Specification TT-S-00230C, Type I, Class A. Meets ASTM C-920, Type S, Grade P, Class 25, use T, M, A, G, I.
- 1-component, no mixing
- Self-leveling, pourable
- Accelerated curing
Usage
Sikaflex®-1c SL is used to seal horizontal expansion joints in concrete and cementitious slabs such as:- Sidewalks
- Balconies
- Pavements
- Terraces
- Warehouses
- Factories
- Civil Structures
- Plazas
- Pitch Pans
- Canals and Water Treatment
Advantages
- 1-component, no mixing
- Self-leveling, pourable
- Accelerated curing
- Can be applied to green concrete 24 hours after pour
- Can be applied to damp concrete 1 hour after getting wet
- Extremely elastic
- High durability
- Resists aging, weathering
- Excellent adhesion
- Convenient, easy-to-use packaging
- Jet fuel resistant
- Water Immersion Applications
Packaging
10.1 fl. oz. moisture-proof composite cartridges, 24/case. 29 oz. moisture-proof composite cartridges,12/case. 5 gallon pails. (filled to 5 gal.)
50 gallon drums.
Color
Limestone
Shelf Life
10.1 oz. & 29 oz. cartridge: 1 year in original unopened packaging. 5 gallon pail & 50 gallon drum: 6 months in original unopened packaging.
Storage Conditions
Store at 40–95 °F (4–35 °C). Condition material to 65–75 °F before using.
Volatile organic compound (VOC) content
32.5 g/l
Shore A Hardness
40 ± 5 |
(21 days at 73 °F (23 °C) and 50 % R.H.) (ASTM D-2240) |
Tensile Strength
150 psi |
(21 days at 73 °F (23 °C) and 50 % R.H.) (ASTM D-412) |
Tensile stress at specified elongation
110 psi at 100 % |
(21 days at 73 °F (23 °C) and 50 % R.H.) (ASTM D-412) |
Elastic Recovery
>90 % |
(73 °F (23 °C) and 50 % R.H.) (ASTM C-719) |
Adhesion in peel
Substrate |
Peel Strength |
Adhesion loss |
Concrete |
> 28 lbs. |
0 % |
Aluminum | > 30 lbs. | 0 % |
Glass |
> 37 lbs. |
0 % |
Movement Capability
±25 % |
(73 °F (23 °C) and 50 % R.H.) (ASTM C-719) |
Resistance to Weathering
Excellent
Service Temperature
-40 °F (-40 °C) to 170 °F (77 °C)
Ambient Air Temperature
40–100 °F. Sealant should be installed when joint is at mid-range of its anticipated movement.
Substrate Temperature
40–100 °F. Sealant should be installed when joint is at mid-range of its anticipated movement.
Curing Rate
Tack-free Time: 1 to 2 hours Final Cure: 3 to 5 days |
(73 °F (23 °C) and 50% R.H.) (ASTM C 679) |
Coverage
10.1 oz Cartridge: Yield in Linear feet
Width/Depth | 1/4'' | 3/8'' | 1/2'' |
1/4'' | 24.3 | ||
3/8'' | 16.2 | 10.8 | |
1/2'' | 12.1 | 8.1 | 6.1 |
3/4'' | 8.1 | 5.4 | 4.0 |
1'' | 3.0 | ||
1.25'' | 2.4 | ||
1.5'' | 2.0 |
29 oz Cartridge: Yield in Linear feet
Width/Depth | 1/4'' | 3/8'' | 1/2'' |
1/4'' | 69.8 | ||
3/8'' | 46.5 | 31.0 | |
1/2'' | 34.9 | 23.3 | 17.4 |
3/4'' | 23.3 | 15.5 | 11.6 |
1'' | 8.7 | ||
1.25'' | 7.0 | ||
1.5'' | 5.8 |
1 gallon: Yield in Linear feet
Width/Depth | 1/4'' | 3/8'' | 1/2'' |
1/4'' | 307.9 | ||
3/8'' | 205.3 | 136.8 | |
1/2'' | 153.9 | 102.6 | 77.0 |
3/4'' | 102.6 | 68.4 | 51.3 |
1'' | 38.5 | ||
1.25'' | 30.8 | ||
1.5'' | 25.7 |