ПВХ изоляции соединений для проводов и кабелей

PVC INSULATION FOR WIRE AND CABLE MATERIAL . SPECIFICATION OF COLD-RESISTANCE PVX FOR CABLEPROPERTYUNITSPECIFICATIONTESTHR-70 (2)HR-70(2)tensile strengthMpaMORE THAN16.3≥16.8GB1040Elongation at break%320310GB1040Thermal agining 100°C 168h--------tensile strength at agingMpa15.416GB1040Maximum change rate of Tensile Strength%-7.1-4.8--Elongation ate Break after aging%300290GB1040Maximum change rate of Elongation at break%-11.8-6.5--Weight Loss after Thermal agingg/cm39.611.2--Thermal deformation%4535--Brittle point of Low temperature impact°C(-)40pass(-)40passGB5470Thermal stable time at 20°Cmin10095--Volume resistivity at 20°CΩ.m5.6*10102.2*1013GB1410Volume resistivity at working time of 20°CΩ.m--3.5*109GB1410Dielectronic strengthmv/m2827GB1408 SPECIFICATION OF flame-redardant PVC FOR CABLEPROPERTYUNITSPECIFICATIONTESTHFR-70 (1)HFR-70 (2)JFR-70 (1)JFR-70 (2)tensile strengthMpa20.21519.818.4GB1040Elongation at break%320340290300GB1040Thermal agining 100°C 168h------------tensile strength at agingMpa191419.917.8GB1040Maximum change rate of Tensile Strength%-5.9-5.7-4-3.3--Elongation ate Break after aging%280320280290GB1040Maximum change rate of Elongation at break%-12.5-5.9-3.4-3.3--Weight Loss after Thermal agingg/cm313.616.311.4126--Thermal deformation%44553641--Brittle point of Low temperature impact°C(-)20pass(-)30pass(-)15pass(-)20passGB5470Thermal stable time at 20°Cmin75808080--Volume resistivity at 20°CΩ.m1.1*10111.1*1093.0*10122.2*1011GB1410Volume resistivity at working time of 70°CΩ.m----2.7*1091.2*109GB1410Dielectronic strengthmv/m24252627GB1408Oxygen indexg/cm331313131GB2406