35KV Bloßes Kabel Freileitung Zubehör
Produktbeschreibung
Serial No. |
Properties |
Unit |
Standard Data |
Test Results |
Test Methods |
1 |
Electrical Strength Test |
kV/mm |
≥20 |
22 |
GB/T 1408.1-2006 |
2 |
Volume Resistivity |
Ω·cm |
≥1×1014 |
2×1014 |
GB/T 1410-2006 |
3 |
Dielectric Constant |
|
2~3 |
2.3 |
GB/T 1409-2006 |
4 |
Shore Hardness |
A |
70±5 |
71 |
GB/T 531 |
5 |
Mechanical Properties |
|
|
|
GB/T 528 |
5.1 |
Before heat ageing |
|
|
|
|
|
Tensile Strength |
MPa |
≥4.0 |
5.5 |
|
|
Elongation at break |
% |
≥200 |
243 |
|
5.2 |
After Heat ageing(180℃, 7d) |
% |
±30 |
13 |
|
|
Tensile Strength Change Elongation Change |
% |
±30 |
-22 |
|
6 |
Low Temperature Elongation(-15℃, 2h) |
% |
≥20 |
190 |
GB/T 2951.4-1997 |
7 |
Low Temperature Flexibility(-50℃, 4h) |
- |
No cracks |
No cracks |
UL224-2004 |
8 |
High Temperature Crack Resistance(155℃, 2h) |
- |
No cracks |
No cracks |
GB/T2951.6-1997 |
Produktgruppe : Silikonkautschuk OH Linie Abdeckung
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