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Inner and Outer Cable Shielding Materials /CW-6

Inner and Outer Cable Shielding Materials /CW-6
Inner and Outer Cable Shielding Materials /CW-6
Composition：

The material is polyethylene

Application：

Used in various wet or dry cross-linking production lines for medium voltage cables, the produced cables have the characteristics of smooth surface, water resistance, and easy processing.

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Item Unit Index
PYJBJ-35 PYJBJ-10
Density g/cm³ ≤1.20 ≤1.20
Tensile Strength MPa ≥10.0 ≥10.0
Elongation at Break % ≥200 ≥200
Air Thermal Aging Test — — —
Test condition: Aging Temperature ℃ 135±2 135±2
Duration h 168 168
Variation Rate of Tensile Strength Not Exceeding % ±30 ±30
Variation Rate of Elongation at Break Not Exceeding % ±30 ±30
Impact Brittleness — — —
Test condition: Test Temperature ℃ -40 -40
Impact Brittleness Performance Number of Failures ≤15/30 ≤15/30
Hot Set — — —
Test condition: Temperature ℃ 200±2 200±2
Mechanical Load MPa 0.2 0.2
Load Time min 15 15
Elongation Under Load % ≤100 ≤100
Permanent Deformation After Cooling % ≤15 ≤15
Volume Resistivity at 20℃ Ω·cm ≤100 ≤500
Volume Resistivity at 90℃ Ω·cm ≤2500 ≤2500
Volume Resistivity After Air Thermal Aging — — —
Test condition: Aging Temperature ℃ 100±2 100±2
Duration h 168 168
Volume Resistivity at 90℃ Ω·cm ≤500 ≤500
Peel Strength N/cm 10~45 10~45
Peel Strength After Air Thermal Aging — — —
Test condition: Aging Temperature ℃ 100±2 100±2
Duration h 168 168
Peel Strength N/cm 10~45 10~45
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