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ZC-3111 Peroxide XLPE Insulation Compound for MV Cable Up To 35kV

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ZC-3111 Peroxide XLPE Insulation Compound for MV Cable Up To 35kV

Introduction

This material is a kind of crosslinkable polyethylene insulation compound. It is made of high quality PE resin, dicumyl peroxide agent and antioxidant agent by plasticizing granulation. Production process uses the closed system; Loss-in-weight Feeder which guarantees stable precision of components. It has stable physical and chemical index and good processing property.

    drawing machine (17)7vf
    Advantage

    • Application: 35kV crosslinkable cable insulation; Maximum working temperature is 90℃.

    • Storage:keep at room temperature; Storage environment should be clean, dry and ventilated; Best use within six months from the date of production.

    • Product packing:500kg in each package; Inner lined with plastic sealed film bag; Corrugated carton with tray at the bottom.

    Specifications and parameters

    Item

    Unit

    Testmethod

    Typicalvalue

    Density@23℃

    g/cm³

    ASTM D792

    0.92±0.01

    Tensile strength

    MPa

    IEC 60811-1-1

    22.5

    Elongation at break

    %

    540

    Impact embrittlement performance@-76℃

    Failure number

    Piece

    ASTM D746

    0/30

    After aging

    @135℃, 168h

    Tensile strength variation

    %

    IEC 60811-1-2

    +4

    Breaking elongation variation

    %

    -4

    Hot prolongation@200℃, 0.2MPa,15min

    Elongation under the load

    %

    IEC 60811-2-1

    60

    Permanentdeformation

    %

    0

    Dielectric dissipation factor@20℃, 50HZ

    IEC 60250

    1×10-4

    Relativedielectricconstant@20℃, 50HZ

    2.25

    Dielectricstrength@20℃

    MV/m

    IEC 60243-1

    40

    Volumeresistivity@20℃

    Ω·m

    IEC 60093

    1×1015

    Gelcontent

    %

    ASTM D2765

    86

    Impurity content

    Impurities Particle Size

    Number of particles C1

    Number of particles C2

    0.12~0.25

    6

    10

    0.26~0.50

    1

    2

    0.51~1.00

    0

    0

    >1.00

    0

    0

    Particles number<C1 qualified. BetweenC1 and C2, re-inspection. Particles number> C2, unqualified.

    Processing

    Recommend to use conventional extruder (three layers co-extrusion, draw ratio is from 20:1 to 30:1) and other
    equipments need to be adjusted according to the circumstance.

    Zone

    Feeding Section

    Compression Section

    Homogenization Section

    Model Section

    Temperature Range℃

    90-100

    100-110

    105-115

    110-120

    Above temperature is only for reference.

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