Insulating Material: The coating is based on polyamideimide resins.
Dimensions:
Film-Insulated Rectangular Magnet Wire Increase in Thickness and Width Due to Film Coating
| Build | Increase in Width | Increase in Thickness | ||||||
| Minimum | Maximum* | Minimum | Maximum* | |||||
| inches | mm | inches | mm | inches | mm | inches | mm | |
| Heavy | 0.0025 | 0.064 | 0.0045 | 0.114 | 0.0030 | 0.076 | 0.0050 | 0.127 |
| Quad | 0.0040 | 0.102 | 0.0060 | 0.152 | 0.0050 | 0.127 | 0.0070 | 0.178 |
Dimensions of Square Bare Wire
| AWG | Minimum | Nominal | Maximum | Nominal Corner Radius ±25% |
| 1/0 | 8.171 | 8.252 | 8.334 | 1.00 |
| 1 | 7.275 | 7.348 | 7.422 | 1.00 |
| 2 | 6.477 | 6.543 | 6.609 | 1.00 |
| 3 | 5.768 | 5.827 | 5.885 | 1.00 |
| 4 | 5.138 | 5.189 | 5.240 | 1.00 |
| 5 | 4.575 | 4.620 | 4.666 | 1.00 |
| 6 | 4.074 | 4.115 | 4.155 | 0.80 |
| 7 | 3.630 | 3.665 | 3.701 | 0.80 |
| 8 | 3.231 | 3.264 | 3.297 | 0.80 |
| 9 | 2.878 | 2.906 | 2.934 | 0.67 |
| 10 | 2.563 | 2.588 | 2.614 | 0.67 |
| 11 | 2.278 | 2.304 | 2.329 | 0.50 |
| 12 | 2.027 | 2.052 | 2.078 | 0.50 |
| 13 | 1.803 | 1.829 | 1.854 | 0.40 |
| 14 | 1.603 | 1.628 | 1.654 | 0.40 |
Adherence And Flexibility: No cracks visible in the film coating
Elongation:
| Wire Size | Copper | |
| Bare or Film- Insulated | ||
| MW Specification | 18, 20, 36, 38,64, 84 | |
| Square andRectangular | T ≥0.049” | 32 |
| T < 0.049” | 30 | |
Heat Shock: No cracks visible in the film coating after conditioning at 240°C
Springback: Not greater than 5°
Dielectric Breakdown:
| Minimum Breakdown Voltage | ||
| Film insulation | Any three of four electrodes | Fourth electrode |
| Heavy | 1500 | 500 |
| Quad | 2500 | 900 |
Periodic Conformance Tests:
Solubility: Specimens immersed in xylene and 50/50 xylene/butyl cellosolve shall not soften sufficiently to expose the bare conductor.