... through resistance 5, oil resistance6, acid resistance7,alkali resistance8, working temperature is -40~110degree, 9, Tube Insulation Technology DateStandard: GB/ ... Standard √4Tearing Strength≥2.5N/cm2.8√5Compression spring back rate ≥7076√6Test under low temperature (-40°C, 2h)No CrackNo ... Crack√7Heat Conductivity (40°C)≤0.043W/(Mk)0.040√8Ozone Resistance (200×10-8 ...