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extremely high max. allowable service
temperature in air ( PI-1 : 240°C continuously, with
short term excursions up to 450°C )
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excellent retention of mechanical strength,
stiffness and creep resistance over a wide range of temperatures
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good sliding properties and excellent wear
resistance
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very good dimensional stability
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inherent low flammability
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good electrical insulating and dielectric
properties ( only applies to PI-1 )
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low outgassing ( except water )
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high ionic purity level ( PI-1 )
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excellent resistance against high energy
radiation
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