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Electrical Properties

  UNIT ASTM PC PPS RENY PEEK PP PTFE PFA PVDF POM PA6 PA66
Volume resistance Ω•cm D257 4x1016 1x1016 1.3x1016 4.9x1016 1x1016 >1018 >1018 1015~
1016
1x1014 1013~
1014
1x1015
Insulation breakdown strengh (KV/
mm)
D149 17 15 32.2 16 - 19.2 20 300
MV/mm
19 37 20
Board thickness 3mm 3mm 1mm 2.5mm - 1.8mm 3.2mm 34µm 3mm 1mm 3mm
Arc resistance sec D495 120 120 129 23 - >300 >300 - 240 195 118
Permittivity(106Hz) D150 2.9 4.6 4.0 3.3 - <2.1 <2.1 10 3.7 3.0 3.3
Dielectric tangent (106Hz) D150 0.0090 0.0020 0.0090 0.0030 - 0.0002 0.0003 0.0150 0.0070 0.0200 0.0200