45 AWG 0.045mm 2UEW155 Super Thin Magnet Winding Wire Enamel Insulated
The ultra-fine 0.045mm enameled copper wire is made of high-purity copper wire, precision drawn and painted, and the surface is covered with a uniform layer of insulating paint. This insulation layer has excellent high temperature resistance, and can effectively protect the copper conductors from chemicals and moisture in the environment.
·IEC 60317-23
·NEMA MW 77-C
·customized according to customer requirements.
The ultra-fine 0.045mm enameled copper wire is made of high-purity copper wire, precision drawn and painted, and the surface is covered with a uniform layer of insulating paint.
This insulation layer has excellent high temperature resistance, and can effectively protect the copper conductors from chemicals and moisture in the environment.
Test Items |
Requirements |
Test Data |
||
1st Sample |
2nd Sample |
3rd Sample |
||
Appearance |
Smooth & Clean |
OK |
OK |
OK |
Conductor Diameter |
0.045mm ±0.001mm |
0.0450 |
0.0450 |
0.0450 |
Thickness of Insulation |
≥ 0.006 mm |
0.0090 |
0.0080 |
0.0090 |
Overall Diameter |
≤ 0.056 mm |
0.0540 |
0.0530 |
0.0540 |
DC Resistance |
≤ 11.339 Ω/m |
10.740 |
10.698 |
10.743 |
Elongation |
≥ 11% |
22 |
20 |
21 |
Breakdown Voltage |
≥350 V |
1764 |
1567 |
1452 |
Pin Hole |
≤ 5(faults)/5m |
0 |
0 |
0 |
Adherence |
No cracks visible |
OK |
OK |
OK |
Cut-through | 200℃ 2min No breakdown |
OK |
OK |
OK |
Heat Shock |
175±5℃/30min No cracks |
OK |
OK |
OK |
Solderability |
390± 5℃ 2 Sec No slags |
OK |
OK |
OK |
Insulation Continuity |
/ |
/ |
/ |
/ |
In medical equipment, this characteristic is crucial, because medical equipment often needs to operate stably for a long time under harsh environmental conditions, which requires extremely high reliability of electronic components and connectors.





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Customer Oriented,Innovation brings more Value
RUIYUAN is a solution provider, which requires us to be more professional on wires, insulation material and your applications.
Ruiyuan has a heritage of innovation, along with advancements in enameled copper wire, our company has grown through an unwavering commitment to integrity, service and responsiveness to our customers.
We look forward to continuing to grow on the basis of quality, innovation and service.




7-10 days Average delivery time.
90% European and North American customers. Such as PTR,ELSIT, STS etc.
95% Repurchase rate
99.3% Satisfaction rate. Class A supplier verified by German customer.