Class 180 Polyester Overcoated with Polyamide Round Copper Magnet Wire is a high-performance conductor specifically designed for applications where heat resistance, solderability, and electrical efficiency are critical.
Specifications
| Insulation materials | Polyester Overcoated with Polyamide Polyester Imide Overcoated with Polyamide |
| Dimensions | Single 14-44 AWG in accordance with 0.061-1.692mm Heavy 14-44 AWG in accordance with 0.066-1.732mm |
| Insulation thickness | Single, Heavy |
| Thermal Class | 180 |
| Certificate | MW 78-C |
Properties
| Adherence and flexibility | No cracks visible in the film coating |
| Elongation | Not less than the value in 10-35 |
| Heat shock | No cracks visible in the film coating after conditioning at 200ºC |
| Springback | 14-30 AWG: not greater than the value in 42-66 |
| Dielectric breakdown | 10-23.5 AWG: not less than the value in Single 2470v-3170v；Heavy 4440v-6120v 24-44 AWG: not less than the value in Single 275v-1220v；Heavy 550v-2190v |
| Continuity | 14-44 AWG: max number of discontinuities in accordance with Single 350-1000；Heavy 500-1500 |
Solderability
Covered with continuous film of solder after immersion within the time specified at 470 ºC:
| AWG Size | Single and Heavy |
| 14-15.5 | 10 seconds |
| 16-19.5 | 8 seconds |
| 20-29.5 | 6 seconds |
| 30-36 | 5 seconds |
| 37-44 | 4 seconds |
Periodic conformance test
| Thermoplastic flow | Median not less than 200°C |
| Solubility | Specimens immersed in xylene shall not soften sufficiently to expose the bare conductor |
| Dielectric breakdown at rated temperature | Average not less than 75% of the value required at room temperature |
Scrape resistance
Lowest grams-to-fail load for any one of three tests, and the average of the three tests shall not be less than the values in the following table：
| AWG Size | Single Build | Heavy Build | ||
| Average | Individual | Average | Individual | |
| 10 | 840 | 715 | 1490 | 1270 |
| 10.5 | 840 | 715 | 1490 | 1270 |
| 11 | 840 | 715 | 1490 | 1270 |
| 11.5 | 840 | 715 | 1490 | 1270 |
| 12 | 840 | 715 | 1490 | 1270 |
| 12.5 | 840 | 715 | 1490 | 1270 |
| 13 | 840 | 715 | 1490 | 1270 |
| 13.5 | 840 | 715 | 1490 | 1270 |
| 14 | 840 | 715 | 1490 | 1270 |
| 14.5 | 810 | 690 | 1445 | 1230 |
| 15 | 780 | 665 | 1400 | 1190 |
| 15.5 | 755 | 645 | 1355 | 1150 |
| 16 | 735 | 625 | 1310 | 1115 |
| 16.5 | 710 | 605 | 1270 | 1080 |
| 17 | 690 | 585 | 1230 | 1045 |
| 17.5 | 665 | 565 | 1190 | 1010 |
| 18 | 645 | 550 | 1150 | 980 |
| 18.5 | 620 | 530 | 1110 | 945 |
| 19 | 600 | 510 | 1070 | 910 |
| 19.5 | 580 | 490 | 1035 | 880 |
| 20 | 560 | 475 | 1000 | 850 |
| 20.5 | 540 | 460 | 970 | 825 |
| 21 | 525 | 445 | 940 | 800 |
| 21.5 | 505 | 430 | 910 | 775 |
| 22 | 490 | 415 | 880 | 750 |
| 22.5 | 475 | 400 | 850 | 725 |
| 23 | 460 | 390 | 820 | 700 |
| 23.5 | 445 | 375 | 795 | 675 |
| 24 | 430 | 365 | 770 | 655 |
| 24.5 | 415 | 350 | 745 | 635 |
| 25 | 400 | 340 | 720 | 615 |
| 25.5 | 390 | 330 | 695 | 595 |
| 26 | 380 | 325 | 675 | 575 |
| 26.5 | 365 | 310 | 655 | 555 |
| 27 | 355 | 300 | 635 | 540 |
| 27.5 | 345 | 290 | 615 | 525 |
| 28 | 335 | 285 | 595 | 510 |
| 28.5 | 320 | 275 | 575 | 495 |
| 29 | 310 | 265 | 560 | 480 |
| 29.5 | 300 | 255 | 540 | 465 |
| 30 | 295 | 250 | 525 | 450 |