Heat Shrink Semi-Conductive Tube / Dual Wall Insulation Tubing

Heat Shrink Semi-Conductive Tube / Dual Wall Insulation Tubing
  • Heat Shrink Semi-Conductive Tube / Dual Wall Insulation Tubing
  • Heat Shrink Semi-Conductive Tube / Dual Wall Insulation Tubing

    • Heat Shrink Semi-Conductive Tube / Dual Wall Insulation Tubing

    This heat shrink tube is used to wrap cables up to 42kV. The semi-conductive tube is made of radiation crosslinked polyolefin. It has two walls, with the inner red wall supporting the outer one to have robust structure, while the outer one insulating electricity.

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    Technical Data

    Inner Insulation Layer

    Property Test Method Standard Value
    Tensile Strength ASTM-D-638 ≥10MPa
    Elongation at Break ASTM-D-638 ≥350%
    Tensile Strength After Heat Aging (130℃×168h) ASTM-D-5510 ≤±20%
    Elongation at Break After Heat Aging (130℃×168h) ASTM-D-5510 ≤±20%
    Volume Resistivity IEC 60093 ≥1× Ω.cm
    Dielectric Strength IEC 60243 ≥20kV (mm)
    Dielectric Constant IEC 60250 ≤4
    Brittle Temperature ISO 974 -40℃
    Hardness (Shore A) ISO 868 ≥80
    Heat Shock 160℃, 4h No Crack
    Longitudinal Shrinkage ASTM-D-2671 ≤10%
    Eccentricity ASTM-D-2671 ≤30%

    Outer Semi-Conductive Layer

    Property Test Method Standard Value
    Tensile Strength ASTM-D-638 ≥10MPa
    Elongation at Break ASTM-D-638 ≥350%
    Tensile Strength After Heat Aging (130℃×168h) ASTM-D-5510 ≤±20%
    Elongation at Break After Heat Aging (130℃×168h) ASTM-D-5510 ≤±20%
    Volume Resistivity IEC 60093 ≤1× Ω.cm
    Hardness (Shore A) ISO 868 ≥80
    Heat Shock 160℃, 4h No Crack
    Brittle Temperature ISO 974 -40℃
    Longitudinal Shrinkage ASTM-D-2671 ≤10%
    Eccentricity ASTM-D-2671 ≤30%
    Woer Electric has been engaged for 20 years in the development, manufacture and market of power cable accessories and shrinkable tubing products. We can custom-manufacture heat shrink accessories and cold shrinkable accessories to match your unique requirements for cable terminating and jointing applications. Our wide range of shrinkable tubing products includes cable jointing kits, heat shrink cable joints, cold shrink moulded shapes, heat shrink termination kits and many other types of telecommunication cable accessories and power cable tubing. Choosing the right cable accessories among the many that are offered on the market is challenging. Our team of cable accessories experts is happy to assist if you are having a trouble finding the suitable cable accessories for your cable types.
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