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Please contact the
factory if you need additional information.
Polymicro Technologies
18019 N. 25th Avenue
Phoenix, AZ 85023-1200
602-375-4100
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Polyimide Physical Properties
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Mechanical Data |
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Density |
1.42 gm/cm3 |
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Flexibility |
180° bend, no cracks |
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Elogation |
>10% |
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Tensile Strength |
15,000 psi |
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Optical Data |
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Refractive Index |
1.78 |
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Thermal Data |
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Melting Point |
None |
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Final Decomposition Temperature
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560° |
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Coefficient of Thermal Expansion |
2x10-5 /°C |
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Coefficient of Thermal Conductivity |
37x10-5 cal /(cm) (sec)(°C) |
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Flammability |
Self-extinguishing |
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Specific Heat |
0.26cal /gm/ °C |
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Electrical data |
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Dielectric Strength |
4000 volts/ mil |
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Volume Resistivity |
1016OHM-cm |
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Surface Resistivity |
3.51015OHM |
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Dielectric Constant |
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Gas Permeability |
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Carbon Dioxide [cc/100in2) (24 hours)
(atm / mil)] |
45 |
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Hydrogen |
250 |
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Nitrogen |
6 |
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Oxygen |
25 |
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Helium |
415 |
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