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Trade Verify
Address: 22-2, Jinlian Business Park, Crossing Of Xinjiayuan Road And Lishuang Road, Jinnan Dist.
Contact name:James Shan
Tianjin Ruiyuan Electric Material Co,.Ltd |
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Verified Suppliers
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UEW 0.4mm Polyurethane Solderable Enameled Copper Wire
0.4mm enameled copper wire is a commonly used enameled wire and plays a vital role in the production of high-frequency transformers and motor windings. The product has a single wire diameter of 0.4mm and is widely praised for its excellent performance and versatility in a variety of electrical applications. The wire is coated with a solderable polyurethane enameled coating and is available in two different heat resistance ratings: 155°C and 180°C for different operating environments.
| Product | UEW 0.4mm Polyurethane Solderable Enameled Copper Wire |
Key word | UEW 0.4mm Polyurethane Solderable Enameled Copper Wire |
| Test Item | Unit | Standard Value | Reality Value | |||
| 1st Sample | 2nd Sample | 3rd Sample | ||||
| Appearance | Smooth & Clean | OK | OK | OK | OK | |
| Conductor Diameter | 0.400± | 0.004 | 0.400 | 0.400 | 0.400 | OK |
| Thickness of Insulation | ≥ 0.025 mm | 0.032 | 0.033 | 0.032 | OK | |
| Overall Diameter | ≤ 0.437 mm | 0.432 | 0.433 | 0.432 | OK | |
| DC Resistance | ≤ 0.1400 Ω/m | 0.1345 | 0.1354 | 0.1343 | OK | |
| Elongation | ≥ 27 % | 31 | 32 | 30 | OK | |
| Breakdown Voltage | ≥ 2900 V | 4563 | 4132 | 3986 | OK | |
| Pin Hole | ≤ 5 Faults/5m | 0 | 0 | 0 | OK | |
| Continuity | ≤ 25 Faults/30m | 0 | 0 | 0 | OK | |
| Test Items | Technical Requests | Results | ||||
| Adhesive | Coating layer is good | OK | ||||
| Cut-through | 200℃ 2mins no breakdown | OK | ||||
| Heat Shock | 175±5℃/30min no crack | OK | ||||
| Solder Ability | 390± 5℃ 2Sec Smooth | OK | ||||
