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Virgin and filled PTFE
      Virgin alumina 18% glass fiber 25% carbon 25%
    Density g/cm^3 2.08 2.20 2.16 2.08
    Water Absorption % (24h) <0.01 0.02 0.02 0.05
    Hardness Shore D D50 D68 D60 D62
    Tensile Strength MPa 26.5 13.8 14.3 12.9
    Flexural Strength (MOR) MPa 19.7 18.9 13.2 15.6
    Compressivel Strength MPa 23.8 12.8 6.9 11.6
    Thermal Expansion (CTE) 10^-6/K 135 92 115 108
    Thermal Conductivity 10^-6·W/(m·K) 24.6 42.8 44.5 65.1
    Max. Operating Temp. °C 260 260 260 260
   © 2005 M-Seals.  All rights reserved.
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