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Specifications
I/D: more than 6mmwall thickness: 0.5-50mm
Thermal rating: B, F and H
Epoxy fiberglass winding Pipe is Epoxy glass fiber reinforced entwined tube
This product have good mechanical and electrical properties, and are suitable for manufacture of insulation structural parts in class B-F-H electrical machines and appliances, and can be used in transformer oil and moist environment .
Technical date for reference:
Item |
Uint |
Value |
||
Density |
g/ cm3 |
more than 1.9 |
||
Compression Strength |
Mpa |
more than110 |
||
Shearing Strength |
Mpa |
more than 25 |
||
Bending Strength |
Mpa |
more than210 |
||
Bending Strength(Circumference) |
Mpa |
more than 400 |
||
Air tightness |
Gas pipe |
Mpa |
2.94 |
No leak |
Oil pipe |
58.8 |
|||
Surface breakdown voltage after wettingin normal air for 1 min with gap between electrodes of 30mm |
KV |
more than15 |
||
Parallel to laminate breakdown voltage ( in transformer oil of 90±2ºC) |
KV |
more than 25 |
||
Perpendicular to laminate breakdown voltage (in transformer oil of 90±2ºC,5min wallthickness 4mm ) |
KV |
more than 22 |
||
Dielectric loss factor 50 Hz |
|
less than0.01 |
||
Leakage current (between gap of 500mm at 40 kv dc500mm40KV |
MA |
less than 1 |
||
Content of fiberglass |
% |
70 |
||
Water absorbtion rate |
% |
less than 0.02 |
||
The above data is only for reference, our sleeve parameters are customized according to customer demands.
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