Tetrafluoroethylene-perfluoro(alkoxy vinyl ether) - Copolymer ( PFA )
Material Information
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Chemical Resistance
| Acids - concentrated |
Excellent |
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| Acids - dilute |
Excellent |
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| Alcohols |
Excellent |
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| Alkalis |
Excellent |
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| Aromatic hydrocarbons |
Excellent |
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| Greases and Oils |
Excellent |
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| Halogens |
Excellent |
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| Ketones |
Excellent |
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Electrical Properties
| Dielectric constant @1kHz |
2.05-2.06 |
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| Dielectric constant @1MHz |
2.05-2.06 |
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| Dissipation factor @ 1kHz |
0.0001-0.0002 |
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| Dissipation factor @ 1MHz |
0.0008 |
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Mechanical Properties
| Elongation at break ( % ) |
300 |
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| Tensile strength ( MPa ) |
25 |
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Physical Properties
| Density ( g cm-3 ) |
2.15 |
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| Flammability |
V0 |
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| Limiting oxygen index ( % ) |
>95% |
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| Refractive index |
1.35 |
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| Water absorption ( % ) |
<0.03 |
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Thermal Properties
| Coefficient of thermal expansion ( x10-6 K-1 ) |
76-78 |
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| Heat-deflection temperature - 0.45MPa ( C ) |
63-80 |
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| Heat-deflection temperature - 1.8MPa ( C ) |
48-50 |
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| Thermal conductivity @0.19C ( W m-1 K-1 ) |
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| Upper working temperature ( C ) |
260 |
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Properties for Tetrafluoroethylene-perfluoro(alkoxy vinyl ether) - Copolymer Film
Property
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Value |
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Permeability to Carbon Dioxide @25C
| x10-13 cm3. cm cm-2 s-1 Pa-1 |
10 |
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Permeability to Nitrogen @25C
| x10-13 cm3. cm cm-2 s-1 Pa-1 |
1 |
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Permeability to Oxygen @25C
| x10-13 cm3. cm cm-2 s-1 Pa-1 |
3 |
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Permeability to Water @25C
| x10-13 cm3. cm cm-2 s-1 Pa-1 |
13 |
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Buy Tetrafluoroethylene-perfluoro(alkoxy vinyl ether) - Copolymer on-line
| Standard products are available in these forms |
|
| Choose a form to search our on-line catalog
|