TestUnitOnside of insulatorInside of insulatorTensile StrengthN/mm[kg/cm²]31.5x10[3.2]29.5x10[3.0]Elongation%70100Compression strain%(25%)3.46Water-absorbing capacityG²0.0030.008Conductivity factorW/(m k)[kcal/m²h°C ]0.040[0.035]0.038[0.033]Temperature of heat resisting°C-40° 120°-40° 120°