Weatherproof Neutral Silicone Sealant
Weatherproof Neutral Silicone Sealant
Introduction:
It is a neutral curing silicone sealant, which is widely used for weather resistance sealing of various types of glass, stone (marble, granite), aluminum curtain wall and sun room.
Features:
1. Excellent weather resistance and aging resistance.
2. Excellent caulking adhesion to most building materials.
3. Has good high and low temperature resistance.
4. Can’t use in structural assembly works.
Main purpose:
1. Weatherproof sealing for small curtain wall projects.
2. Sealing of indoor and outdoor decoration works.
3. Install glass and frame edge anti-seepage sealing for building doors and windows.
4. Sealing of aluminum composite panel engineering construction.
5. Other construction and industrial purposes.
Storage and date:
Junbond Advanced Silicone Sealant should be stored in a cool dry place below 27 degrees Celsius, since the date of production, shelf life is 12 months.
Typical physical properties
| No | Test Item | Unit | Results | |
| 1 | Appearance | - | Smooth, no air bubbles, no lumps | |
| 2 | Tack free time(at what % humidity) | min | 10 | |
| 3 | Slump | Vertical | mm | 0 |
| Horizontal | mm | Not deformed | ||
| 4 | Extrusion | ml/min | 515 | |
| 5 | Shore A hardness /72h | - | 37 | |
| 6 | Shrinkage | % | / | |
| 7 | Effect of heat aging on | - | ||
| - Weight loss | % | 3.5% | ||
| - Cracking | - | No | ||
| - Chalking | - | No | ||
| 8 | Tensile adhesion | Mpa | ||
| - Standard condition | 0.84 | |||
| - Immersion in water | / | |||
| - Dry at 100°C | / | |||
| 9 | Elongation at break | % | 293 | |
| 10 | Specific gravity | g/cm3 | 1.5 | |
| 11 | Completely dry | hours | 30 | |
| 12 | Temperature Resistance | °C | -50℃~150℃ | |
| 13 | Application Temperature | °C | 4℃~40℃ | |
| 14 | Color | Black | ||
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