177 Neutral anti-mildew silicone weatherproof sealant
Features &Benefits
1. One-component, neutral room temperature curing silicone weather-resistant sealant.
2. Easy to use, with good extrudability and thixotropy in the temperature range of 4~40℃.
2. It has good adhesion to most building materials and surfaces.
3. Excellent weather resistance, anti-aging, UV resistance, ozone resistance and high and low temperature resistance, making it an ideal weather-resistant sealing material.
Technical Information
Test standard | Test project | Unit | value |
Before curing--25ºC,50%R.H. | |||
GB13477 | Flow, sagging or vertical flow | mm | 0 |
GB13477 | surface drying time(25ºC,50%R.H.) | min | 30 |
GB13477 | Operating time | min | 20 |
Curing time(25ºC,50%R.H.) | Day | 7-14 | |
Sealant curing speed and operating time will have different with different temperatures and temperature, high temperature and high humidity can make sealant curing speed faster, rather low temperature and low humidity are slower. 21 days after curing--25ºC,50%R.H. |
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GB13477 | Durometer Hardness | Shore A | 28 |
GB13477 | The ultimate tensile strength | Mpa | 0.7 |
Temperature stability | ºC | -50~+150 | |
GB13477 | Movement capability | % | 12.5 |
Applications
1. Install caulking and sealing of various doors and windows.
2. Caulking and sealing of various interior decorations.
Construction summary
1. It cannot be used for structural bonding assembly.
2. Not suitable for all surfaces exuding grease, plasticizers or solvents.
3. It should not be used in closed spaces or surfaces that are in direct contact with food or drinking water.
4. It is not suitable for construction if the surface temperature of the base material is lower than 4℃ or exceeds 40℃.
Usable Life and Storage
Store in a dry environment and below 27°C. It is recommended to use it within 9 months from the date of production.