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Heat Shrinkable Dual Wall Tubing
 
 
Features
  • The inner layer is made from insulation material to provide high insulation
  • External layer is made from semi-conductive materials to provide electric shielding
  • Suitable for applications in power cable joints up to 36 KV
  • Minimum shrink temperature: 110oC
  • Minimum fully recovered temperature:1300C
Technical Data (For inner layer)
Property Requirements Test Method
Tensile strength 8N/mm2 (min.) ASTM D 2671
Elongation at break 200 % min ASTM D 2671
Water absorption 0.5% (max.) ISO 62
Volume resistance 1012 .cm(min.) IEC 93
Dielectric strength 10 KV/mm (min.) IEC 243
Technical Data (For external layer)
Property Requirements Test Method
Tensile strength 8N/mm2 (min.) ASTM D 638
Elongation at break 200 % min ASTM D 638
Water absorption 0.5% (max.) ISO 62
Volume resistance 104 .cm(max.) IEC 93
Dimension Chart
Code After Recovered
Ø D1(max. in mm) Ø D2(min. in mm) Ø T(min. in mm)
DDWT - 35/12 35 12 6.0 Enquiry
DDWT - 45/15 45 15 6.0 Enquiry
DDWT - 55/18 55 18 6.0 Enquiry
DDWT - 65/25 65 25 6.5 Enquiry
DDWT - 85/30 85 30 6.5 Enquiry
DDWT - 100/38 100 38 6.5 Enquiry
DDWT - 120/45 120 45 7.0 Enquiry
DDWT - 140/50 140 50 7.0 Enquiry

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