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Low voltage current limiting fuse is special
Epoxy glass fiber insulation sleeve is made of alkali-free glass yarn infiltrated with epoxy resin at a certain angle and then cured at high temperature through wet winding. Epoxy glass fiber insulation sleeve has excellent temperature resistance, weather resistance, insulation properties and physical properties. Widely used in high voltage electrical and other fields
category | parameter | |||||
Temperature resistance | Class B 130 degrees | |||||
Raw materials | Epoxy resin + alkali-free glass fiber | |||||
Product color | Light green, other colors can be customized | |||||
Glass fiber content |
70~75% |
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Inner diameter range |
6~150mm |
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Length range |
5~2200mm |
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Wall thickness |
≥0.8mm |
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Surface finish | Can be processed according to customer needs | |||||
Mechanical strength | high | |||||
Quality Certification |
ROHS |
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Performance test data | ||||||
Serial number | Test items | unit | Claim | Test results | Detection method | |
1 |
density |
g/cm3 |
≥1.70 |
1.98 |
GB/T 5132-2009 |
|
2 |
Water absorption |
% |
≤0.2 |
0.03 |
GB/T 23100-2008 |
|
3 |
Axial compression strength |
Mpa |
≥150 |
161 |
||
4 |
Shear strength between layers |
Mpa |
- |
35.6 |
||
5 |
Power frequency dielectric loss factor |
- |
≤5x10-2 |
5.3x10-3 |
||
6 |
Parallel layer direction withstand voltage (90 ℃ ± 2 ℃ oil 40KV 1min) |
- |
- |
pass |
GB/T 5132-2009 |
|
7 |
Vertical layer direction withstand voltage (90℃±2℃ 20KV 1min in oil) |
- |
- |
pass |
||
8 |
Insulation resistance | normal |
Ω.m |
- |
3.4x1014 |
|
9 |
After soaking in water for 24h |
- |
7.0x1013 |
|||
10 |
Partial Discharge | Starting voltage |
kV |
- |
55.1 |
GB/T 7354-2003 |
11 |
Extinguish voltage |
kV |
- |
51.8 |
||
12 |
Lightning impulse breakdown voltage (axial, normal oil) |
kV |
- |
327 |
GB/T 1408.3-2007 |
Remarks: The above test data is actual sample test data, our company can customize products according to customer needs.
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