| About |
|---|
| DI-PAK E-4000 SERIES Flexible, colorless, potting and encapsulating systems. Available in 5 minute (-5), 16 minute, and 20 minute gel times, and in shore hardness’s from 20 A to 80 A .&& |
| Product Description | |
|---|---|
| Generic | 热塑性聚酯 |
| Material Status | Commercial: Active |
| Features | Good flexibility,Low Viscosity,noise reduction,Insulation,Fast Cure |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.16 | g/cm³ | ASTM D4669 |
| Shrinkage rate | |||
| MD | 0.10 to 0.30 | % | ASTM D2566 |
| Weight（per cubic inch） | 19 | g | |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | 14.9 | kN/m | ASTM D624 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 无断裂 | ASTM D256 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.8E+8 | ohms·cm | ASTM D257 |
| Dielectric strength | 26 | kV/mm | ASTM D149 |
| Dielectric constant | ASTM D150 | ||
| 1 kHz | 4.30 | ||
| 100 kHz | 4.20 | ||
| Dissipation factor | |||
| 25℃，100 kHz | 0.019 | ASTM D150 |
| Thermosetting mixed viscosity | Nominal value | Unit | Test method |
|---|---|---|---|
| 25℃ | 3000 | cP | ASTM D4878 |
| stripping time | |||
| 21℃ | 360 to 480 | min | |
| Gelation time | |||
| 25℃ | 16.0 | min | ASTM D2971 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Cold and hot shock test | Pass |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 30 to 40 | ASTM D2240 | |
| tensile strength | 3.10 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 1000 | % | ASTM D638 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Thermal conductivity coefficient | 0.22 | W/m/K | |
| Operating temperature | 70 | ℃ | |
| Thermosetting components | |||
| Component A | 按重量计算的混合比: 100, 按容量计算的混合比: 100 | ||
| Component B | 按重量计算的混合比: 300, 按容量计算的混合比: 300 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
| 3. 100 g |
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