| Category | Polymer |
| Manufacturer | Dow Chemical |
| Trade Name | SiLK™ |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Dow SiLK™ I 820 Semiconductor Dielectric Resin.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Water Absorption | 0.24 % | 0.24 % | 80% R.H. |
| Thickness | 0.820 microns | 0.0323 mil | 3000 rpm |
| 0.720 - 1.02 microns | 0.0283 - 0.0402 mil | 2000-4000 rpm |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Ultimate | 89.0 MPa | 12900 psi | |
| Tensile Strength, Yield | 60.0 MPa | 8700 psi | |
| Tensile Modulus | 2.45 GPa | 355 ksi |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 62.0 µm/m-°C @Temperature 50.0 - 150 °C |
34.4 µin/in-°F @Temperature 122 - 302 °F |
|
| Thermal Conductivity | 0.190 W/m-K | 1.32 BTU-in/hr-ft²-°F | |
| 0.230 W/m-K @Temperature 125 °C |
1.60 BTU-in/hr-ft²-°F @Temperature 257 °F |
||
| Glass Transition Temp, Tg | >= 490 °C | >= 914 °F | |
| Decomposition Temperature | 450 °C | 842 °F | 1% weight loss per hour |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.63 | 1.63 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 2.6 @Frequency 100000 Hz |
2.6 @Frequency 100000 Hz |
|
| Dielectric Strength | >= 400 kV/mm | >= 10200 kV/in |