| About |
|---|
| Chemfluor PTFE Film is a Polytetrafluoroethylene (PTFE) product. It is available in North America. Applications of Chemfluor PTFE Film include adhesives/tapes, aerospace, military applications, sheet and wire & cable. Characteristics include: Flame Rated Chemical Resistant Heat Resistant Wear Resistant&& |
| Product Description | |
|---|---|
| Supplier | Saint Gobain |
| Generic | PTFE |
| Material Status | Commercial: Active |
| Features | Good Electrical Properties,Good wear resistance,Solvent resistance,Heat Stabilized,V-0 |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 2.24 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 24hr | 0.010 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 190 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Continuous use temperature | 204 to 260 | ℃ | ASTM D794 |
| Melting temperature | 317 to 337 | ℃ | |
| Linear coefficient of thermal expansion | |||
| MD | 9.0E-5 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+18 | ohms·cm | ASTM D257 |
| Dielectric strength | ASTM D149 | ||
| 0.0254 mm | 350 | kV/mm | ASTM D149 |
| 0.0508 mm | 160 | kV/mm | ASTM D149 |
| 0.127 mm | 110 | kV/mm | ASTM D149 |
| 0.254 mm | 61 | kV/mm | ASTM D149 |
| Dielectric constant | ASTM D150 | ||
| 60 Hz | 2.05 | ASTM D150 | |
| 1 MHz | 2.05 | ASTM D150 | |
| Dissipation factor | ASTM D150 | ||
| 60 Hz | 2.0E-4 | ASTM D150 | |
| 1 MHz | 2.0E-4 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | V-0 | UL 94 | |
| Extreme oxygen index | 95 | % | ASTM D2863 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.376 | ASTM D542 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 58 | ASTM D2240 | |
| Tensile modulus | 552 | MPa | ASTM D638 |
| compressive strength | 24.1 | MPa | ASTM D695 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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