Page 68 - GETELEC catalogue US 2020
P. 68

Selection of corrosion-resistant


                                        conductive elastomer











        Conductive component     Standards     GT 1040  GT 1047  GT 1060  GT 1067  GT 2040  GT 2047  GT 2060  GT 2067

                                                        Fluoro-          Fluoro-          Fluoro-
        Elastomer binder                       Silicone         Silicone          Silicone         Silicone  Fluoro-
                                                        silicone         silicone         silicone         silicone
        Conductive filler                               Silver-plated copper                  Pure silver

        Volume resistivity  Ω-cm  MIL G 83528               < 0.005                            < 0.006

        Hardness shore A ±7    ASTM D 2240                    82                                75
        Density g/cm3       ASTM D 792 /Method A             3.40                               3.90

        Break resistance        ASTM D 412                   2.20                               4.61
        (Mpa)                   Method AC

        Elongation at break %   ASTM D 412                    250                               355
                                Method AC
                                ASTM D 624
        Tear strength kg/cm                                  13.70                              14
                                 Method C
        Residual deformation    ASTM D 395
        after 70 hours at 100°C   Method B                   17.50                             33.12
        %

        Shielding performance :
        20 MHz                                               130 dB                            110 dB
        100 MHz                                              140 dB                            110 dB
        500 MHz                                              120 dB                            110 dB
        2GHz                                                 120 dB                            110 dB
        10GHz                                                120 dB                            110 dB

        Working temperature°C                              -55 to +125                       -55 to +160


        Color                                                Beige                           Light beige
                                         Sealing silicone component

        Specific mass at 25°C   ASTM D 792       1.10    1.43     1.27    1.46     1.10    1.43     1.27    1.46
        Hardness shore A ±5    ASTM D 2240       40       40      60       60      40       40      60       60

        Tensile strength
        Psi                     ASTM D 412      1000     1250     950     1200    1000     1250     950     1200
        Mpa                                      6.80    8.60     6.55    8.30     6.80    8.60     6.55    8.30
        Elongation %            ASTM D 412       500     400      300     300      500     400      300      300

        Residual deformation
        after 22 hours compres-  ASTM D 395      30       20      33       25      30       20      33       25
        sion at 177°C %          Method B

        Color                                   Orange   Blue     Blue    Light   Orange   Blue     Blue  Light blue
                                                                          blue
        Available formats                                      Molded | Extruded | Cut | vulcanization-bonding





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