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Dow Corning 340 Heat Sink Compound
| Category | Other Engineering Material , Additive/Filler for Polymer |
| Manufacturer | Dow Corning |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Dow Corning 340 Heat Sink Compound.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
White, non-flowing, highly filled compound, good thermal conductivity.Information provided by Dow Corning
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 2.10 g/cc @Temperature 25.0 °C |
2.10 g/cc @Temperature 77.0 °F |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Penetration P(0), 1/10 mm | 275 | 275 | Worked |
| 300 | 300 | Unworked |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Thermal Conductivity | 0.550 W/m-K | 3.82 BTU-in/hr-ft²-°F | |
| Maximum Service Temperature, Air | 200 °C | 392 °F | |
| Minimum Service Temperature, Air | -45.0 °C | -49.0 °F | |
| Dropping Point | 300 °C | 572 °F |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.00e+15 ohm-cm | 2.00e+15 ohm-cm | |
| Dielectric Constant | 5.0 @Frequency 100 Hz |
5.0 @Frequency 100 Hz |
|
| 5.0 @Frequency 100000 Hz |
5.0 @Frequency 100000 Hz |
||
| Dielectric Strength | 8.27 kV/mm | 210 kV/in | |
| Dissipation Factor | 0.010 @Frequency 100 Hz |
0.010 @Frequency 100 Hz |
|
| 0.020 @Frequency 100000 Hz |
0.020 @Frequency 100000 Hz |
||
| Arc Resistance | 165 sec | 165 sec |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Shelf Life | 60.0 Month | 60.0 Month |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | White | |
| Hydrophobic | Yes | |
| Nonflowable | Yes | |
| Thickening System | Metal Oxide | |
| Water Resistant | Yes |
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