To provide stress relief of the electrical field in all MV cables joints and termination for heat shrink and cold shrink technologies. Applicable up to 35KV.

  • Equilibrate the electrical field and reduce the electrical stress.
  • Self-fusing mastic filling voids and irregular shapes
  • Resistant to water and humidity
  • Excellent self-sticking
  • Service temperature: -20℃ to 90℃
  • Overload temperature: 100℃ max

Technical properties:

Property Testing method Typical data
Tensile strength ASTM D 2671 ≥0.2MPa
Ultimate elongation ASTM D 2671 ≥1000%
Dielectric strength IEC 243 ≥12KV/mm
Dielectric constant IEC 250 11-13
Volume resistance IEC 93 11 ≥1.8x1011 Ω•cm
Loss factor (50Hz) - 0.035
Adhesive and self-amalgamation - Good
Oxygen resistance - PASS
Heat shock (105℃) - PASS


Code Thickness(mm) Width(mm) Length(mm) Standard packing
HB1104 2 30 360 5pcs/bag; 125bags/carton
HB1104 3 30 500 5pcs/bag; 125bags/carton
Related information:

The product is supplied as stripes or rolls of specified dimensions with release paper on both sides. Recommend to store in the original packing, protected from moisture, dust, heat and sunlight.

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