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Help CenterGlass Fiber Covered Wire for Transformers,reactors and Generators
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Glass fiber covered wire
Glass fiber covered copper or aluminum magnet wire is a kind of winding wire,first, the ectrical round copper or aluminum rod is extruded or drawed into high quality copper or aluminium conductor,then it is wrapped by the fiberglass,then it is insulated by the varnish and dried.They are mainly used in dry-type transformers,motors and generators coil and reactors.
Size:
Rectangular size: a:1.0mm-5.0mm &b:3.0mm-16mm
Round Size: 1-5mm
Materials of Conductor:
Resistivity :Soft copper wire ≤ 0.017241Ω•mm²/m at 20°C
Soft aluminum wire ≤ 0.028000Ω•mm²/m at 20°C
Proof stress Rp0.2:soft < 100 N/ mm2,Semi-hard 100-300 N/ mm²,
The deviation of Proof stress Rp0.2 could be +0-20 N/ mm².
Materials of insulation:
Polymide film and Glass Fibre
Name |
Double Layer glass fiber covered copper flat Wire |
|||
Model |
GLELB-40/155 |
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Diameter |
4mm*6mm |
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Standard |
GB/T7672.3-2008 |
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Test Item |
Unit |
Technical Requirement |
Test Result |
|
Appearance |
|
Uniform color, no Impact of defects |
Ok |
|
Bare Conductor |
a |
mm |
±0.05 |
3.98 |
b |
mm |
±0.05 |
5.98 |
|
Thickness of insulation film |
mm |
0.32-0.40-0.48 |
0.41 |
|
resistance |
Ω/m |
≤0.02785 |
0.02774 |
|
Elongation |
|
≥17 |
31% |
|
adhesion |
|
10% No cracking |
no cracking |
|
Breakdown Voltage |
V |
560V |
910,850,830,900 |
|
Bending test |
|
a and b winding |
15b, 10a, no crack |
|
package |
|
Meet the export standards |
Ok |
|
Quality Control Result |
|
Ok |
||
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