| About |
|---|
| Epic S7318 is a two component urethane potting compound that is designed for use in high voltage ignition coils. S7318 features low hardness, low mixed viscosity and a long pot life at room temperature. Review of the product data sheet for specific processing instructions is recommended.&& |
| Product Description | |
|---|---|
| Generic | PUR |
| Material Status | Commercial: Active |
| Features | Low Viscosity,Low Hardness |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.928 to 0.948 | g/cm³ | ASTM D792 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw OO, 25 ℃ | 65 to 75 | ASTM D2240 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 3.3E+12 to 4.1E+12 | ohms·cm | ASTM D257 |
| Dielectric strength | |||
| 2.54 mm | 18 to 20 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 100 kHz | 3.10 to 3.50 | ASTM D2520 | |
| Dissipation factor | |||
| 100 kHz | 0.020 to 0.025 | ASTM D150 |
| Thermosetting mixed viscosity | Nominal value | Unit | Test method |
|---|---|---|---|
| 25℃ | < 1000 | cP | ASTM D2393 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Glass transition temperature | -63.0 | ℃ | ASTM E1356 |
| Linear coefficient of thermal expansion | |||
| MD | 2.7E-4 to 3.0E-4 | 1/℃ | ASTM D696 |
| Thermosetting components | |||
| Component A | 按重量计算的混合比: 100 按容量计算的混合比: 8.0 | ||
| Component B | 按重量计算的混合比: 17 按容量计算的混合比: 1.0 | ||
| storage stability | |||
| 100 ℃ | 25 to 33 | min |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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