| About |
|---|
| DI-PAK E-4701, E-4951 and E-4501 Easily pourable, thermally conductive, shock resistant potting compounds that are ideally suited for low and high production applications. This series of DI-PAK products reduce rejects by exhibiting extremely low stress on potted components. All three of the above DI-PAK E products are flame retardant and meet UL 94V-0 requirements.&& |
| Product Description | |
|---|---|
| Generic | 热塑性聚酯 |
| Material Status | Commercial: Active |
| Features | Good flexibility,Low or no water absorption,Low Viscosity,noise reduction,Flame Characteristics,Thermal conductivity,Insulation,Fast Cure |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.50 | g/cm³ | ASTM D4669 |
| Shrinkage rate | |||
| MD | 0.050 to 0.15 | % | ASTM D2566 |
| Weight（per cubic inch） | 25 | g | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 无断裂 | ASTM D256 | |
| Notched impact strength of cantilever beam | 无断裂 | ASTM D256 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.4E+12 | ohms·cm | ASTM D257 |
| Dielectric strength | > 16 | kV/mm | ASTM D149 |
| Dielectric constant | ASTM D150 | ||
| 1 kHz | 4.40 | ASTM D150 | |
| 100 kHz | 4.10 | ASTM D150 | |
| Dissipation factor | |||
| 25℃，100 kHz | 0.073 | ASTM D150 |
| Thermosetting mixed viscosity | Nominal value | Unit | Test method |
|---|---|---|---|
| 25℃ | 9200 | cP | ASTM D4878 |
| stripping time | |||
| 21℃ | 180 to 300 | min | |
| Gelation time | |||
| 25℃ | 30.0 | 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 | 65 | ASTM D2240 | |
| tensile strength | 6.89 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 150 | % | ASTM D638 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD | 3.5E-4 | 1/℃ | ASTM D696 |
| Thermal conductivity coefficient | 0.42 | W/m/K | |
| Operating temperature | 125 | ℃ | |
| 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: 250, 按容量计算的混合比: 150 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 100 g |
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