Tianjin Ruiyuan Electric Material Co,.Ltd
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High Quality Fine Round 0.02 mm Enamelled Copper Speaker Voice Coil Winding Wire
Our ultra-fine wire is more than just a product; It demonstrates our commitment to innovation and excellence. Our ultra-fine wire diameters range from 0.012 mm to 0.08 mm, leading the industry and setting the benchmark for quality and performance. This particular series enables a variety of applications, making it ideal for winding precision components. Whether you're crafting complex watch mechanisms, high-fidelity headphone cables, or other delicate electronic devices, our ultra-fine enameled copper wire delivers the reliability and precision you need.
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2UEW155 0.02mm |
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| Characteristics | Technical requests | Test Results | |
| Sample1 | Sample 2 | ||
| Surface | Good | OK | OK |
| Bare Wire Diameter | 0.02±0.001 | 0.020 | 0.030 |
| Overall diameter | 0.022-0.024 | 0.0230 | 0.0230 |
| Elongation | ≥ 8% | 10 | 10 |
| Enamel continuity | ≤ 8hole/5m | 1 | 0 |
| Breakdown voltage | ≥130V | 212 | 247 |
| Electrical Resistance | ≤60.810Q /m | 56.812 | 56.403 |
| Adhesive | No crack | OK | |
| Heat Shock | 200±5 ℃/30min no crack | OK | |
| Solder Ability | 390℃±5C/2S Smooth | OK | |