0.016mm Ultrafine Enameled Copper Wire Polyurethane Insulation For Speaker
0.016mm ultrafine Enameled Copper For Speaker
In speakers, ultra-thin enameled copper wires can be used to make coils, which are usually used for sound amplification and driving of speakers.
The ultra-thin diameter of the enameled copper wire allows the coil to be relatively compact, allowing for the design of smaller speakers. In addition, the good conductive properties of enameled copper wire also help improve the audio performance of the speaker.
Therefore, ultra-thin enameled copper wire can be used to make coils in speakers, thereby affecting the sound quality and performance of the speakers.
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Name |
0.016mm ultrafine Enameled Copper For Speaker |
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Key word |
0.016mm ultrafine Enameled Copper For Speaker |
| Characteristics |
Technical requests |
Test Results | Conclusion |
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| Sample 1 | Sample 2 | Sample 3 | ||||
| Surface | Good | OK | OK | OK | OK | |
| Bare Wire Diameter |
0.016± |
0.001 | 0.016 |
0.016 |
0.016 |
OK |
| Overall diameter | ≤ 0.020mm | 0.015 | 0.0195 | 0.01958 | OK | |
| Insulation thickness | Min0.001 | 0.002 | 0.002 | 0.002 | OK | |
| Self-bonding layer thickness | Min0.001 | 0.0015 | 0.0015 | 0.0015 | OK | |
| Elongation | ≥ 6 % | 12 | 12 | 12 | OK | |
| Breakdown Voltage | ≥ 120V | 248 | 260 | 270 | OK | |
| Pinhole Test | ≤ 5 hole/5m | 0 | 0 | 0 | OK | |
| Enamel Continuity(50v/30m) | ≤ 60 hole/5m | 0 | 0 | 0 | OK | |
| Bonding Strength | ≥5 g | 10 | 10 | 9 | OK | |
| Electrical Resistance | 84.29-91.37Ω/m | 86.3 | 86.3 | 86.3 | OK | |
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