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0.28mm 2UEW155 Solderable Enameled Copper Wire For Motor Winding
0.28mm enameled wire is an insulated wire that is widely used in the windings of motors, transformers, coils and other electrical equipment. Its insulating coating effectively prevents short circuits between wires and other electrical problems, and is resistant to high temperatures. This makes 0.28mm enameled wire an important component in electrical equipment and widely used in various industrial and household equipment. Its careful winding and reliable insulating capabilities make it an indispensable material in many fields of electrical engineering.
| Product |
0.28mm 2UEW155 Solderable Enameled Copper Wire For Motor Winding |
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Key word |
0.28mm 2UEW155 Solderable Enameled Copper Wire For Motor Winding |
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Test Items |
Requirements |
Test Data |
Result |
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| 1st Sample | 2nd Sample | 3rd Sample | ||||
| Appearance | Smooth & Clean | OK | OK | OK | OK | |
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Conductor Diameter |
0.280mm ± |
0.004mm |
0.281 |
0.281 |
0.281 |
OK |
| Thickness of Insulation | ≥ 0.025 mm | 0.031 | 0.030 | 0.030 | OK | |
| Overall Diameter | ≤ 0.316mm | 0.312 | 0.311 | 0.311 | OK | |
| DC Resistance | ≤ 0.288Ω/m | 0.2752 | 0.2766 | 0.2755 | OK | |
| Elongation | ≥ 23% | 34.7 | 32.2 | 33.5 | OK | |
| Breakdown Voltage | ≥2300V | 5552 | 5371 | 5446 | OK | |
| Pin Hole | ≤5(faults)/5m | 0 | 0 | 0 | OK | |
| Adherence | No cracks visible | OK | OK | OK | OK | |
| Cut-through | 200℃ 2min No breakdown | OK | OK | OK | OK | |
| Heat Shock | 175±5℃/30min No cracks | OK | OK | OK | OK | |
| Solderability | 390± 5℃ 2 Sec No slags | OK | OK | OK | OK | |
| Insulation Continuity | / | / | / | / | / | |