Specifications
I/D: more than 6mmThermal rating:B,F and H
Depend on customer's draw paper
OURSOLID epoxy fiberglass tube 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/ cubic centimeters | 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.