| About |
|---|
| Techsil IS808 is a ready-to-use adhesive sealant paste that cures on exposure to air to a resilient silicone elastomer. Its combination of ease of application, excellent adhesion, durability, versatility and good electrical properties has established Techsil IS808 for applications in every type of industry. Key Features Good Electrical Insulation Resistance to ageing, weathering, ozone and corona. Resistance to oxidation and many oils, chemicals and solvents. Excellent bonding to a wide range of substrates Flexibility from -60°C to +225°C UL recognised file number E334038&& |
| Product Description | |
|---|---|
| Generic | 硅橡胶,RTV-1 |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,No viscosity,Good flexibility,Good Electrical Properties,Thixotropic,Good bond,Inoxidizability,Durability,Grease resistance,Ozone resistance,Solvent resistance,Insulation,Agglomerability |
| Availabilitys | Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.05 | g/cm³ | BS 903 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| IRHD hardness | 39 | BS 903 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD | 2.9E-4 | 1/℃ | |
| Thermal conductivity coefficient | 0.20 | W/m/K | |
| Operating temperature | -60 to 250 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 7.8E+15 | ohms | ASTM D257 |
| Volume resistivity | 4.7E+14 | ohms·cm | ASTM D257 |
| Dielectric constant | |||
| 1 MHz | 3.20 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 1.2E-3 | ASTM D150 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Volumetric Expansion | 8.8E-4 | cm/cm/℃ |
| Uncured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| Curing time | |||
| 23℃ | 7.0 | hr | |
| Tack Free Time（23℃，65% RH） | 4.0 | min |
| Cured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| peel strength | 14.2 | N/mm | |
| Tensile modulus | |||
| — | 0.650 | MPa | |
| — | 0.910 | MPa | BS 903 |
| tensile strength | 2.32 | MPa | BS 903 |
| Tensile strain | |||
| fracture | 280 | % | BS 903 |
| Compression deformation | 45 | % | |
| tear strength | 5.50 | kN/m | BS 903 |
| Linear Shrinkage | < 1.0 | % |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. AFS 1540B |
| 3. at 100% Strain |
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