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Coating compound for high and ultra-high voltage power cable

Coating ultra-high cable PVC

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Application

  • Used for ultra-high voltage cable coating material meeting standard requirements of KEPCO and IEC 60502.

Features

  • Smooth exterior
  • Excellent extrudability and workability
  • Excellent physical property and workability.
  • Mechanical property to suit customers various requirements

Major physical properties and process temperature

Test Item UNIT Value Test method
LWV-2003 LWV-2003FR
Room Temp. Tensile Strength  Mpa 22 22 IEC 60811
Elongation % 310 310
Aging Test
(100℃×168hr)
Retention of T/S % 92 92 IEC 60811
Retention of E/L % 91 91
Oil Test
(70℃×4hr)
Retention of T/S % 93 93 IEC 60811
Retention of E/L % 82 82
Volume Resistivity at 30℃ Ω㎝ 2.6 ×10^14 2.6 ×10^14
Thermal Stability(180℃) Hrs 4:50 4:50 ASTM  D 4202
Specific gravity g/㎤ 1.39 1.39 ASTM D 792
Hardness Shore A 95 95 ASTM D 2240
Loss Of  Mass
(100℃×168hr)
mg/㎠ 1.02 1.02 IEC-60811
Description IEC 60502-2 IEC 60502-2
Application EHV Cable
OF Cable
EHV Cable
OF Cable
  • Product characteristics shown above are only guidelines not the actual product specification.
  • Process temperature conditions for the product may differ according to the technical spec of the machinery and processing condition.