TECHNICAL CHARACTERISTICS OF ARTIFLON
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FEP
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PFA
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General
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Shrinkage %
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20 - 25
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20 - 25
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Shrinkage Temperature
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121 - 204 °C
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121 - 204 °C
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Specific Gravity
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2,15
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2,15
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Water Absorption
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0,01%
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0,03%
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Thermal
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Melting Point
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260 °C
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304 °C
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Continuous Service temperature
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204 °C
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249 °C
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Coefficient of linear Thermal expansion
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9,4x105 mm/m/°C
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9,4x105 mm/m/°C
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Coefficient of Thermal Conductivity
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0,195 W/m/K
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0,24 W/m/K
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Chemical
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FEP and PFA Fluorocarbons are chemically inert and solvent resistant to virtually all chemicals except molten alkali metals, fluorine at elevated temperatures, and certain complex halogenated compounds such as chlorine trifluoride at elevated temperatures and pressures.
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Mechanical
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Tensile Strength at break (at 23 °C)
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21N/mm²
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28N/mm²
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Flex Life (cycles) 23 °C
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80.000
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500.000
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93 °C
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80.000
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1.500.000
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149 °C
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50.000
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5.000.000
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Ra 0,05
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Rz 0,25
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Electrical
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Dielectric Constant
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2,1
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2,1
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Volume Resistivity
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1x105 16 ohm - m
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1x105 16 ohm - m
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