Class 155 polyesterimide coated polyamide film insulated round copper magnet wire is insulated with polyesterimide coated polyamide film to prevent current leakage and protect the conductor. It is suitable for electrical connections of various industrial equipment, such as control systems, automation equipment, etc.
Features:
| Adhesion and Flexibility | No visible cracks in film coating |
| Elongation | Not less than 5-38 |
| Thermal Shock | No visible cracks in film coating after conditioning at 175ºC |
| Rebound | 14-30 AWG: Maximum angle per turn: not to exceed 42-66 Mandrel diameter (mm): not to exceed 82.6±0.127 – 19.0±0.127 Tension (±2%): not to exceed 4.45±2% – 0.56±2% 10-13 AWG: not to exceed 5º |
| Dielectric Breakdown | 14-23.5 AWG: 2740v-3520v 24-30 AWG: 2380v-2710v |
| Continuity | 14-30 AWG: Maximum number of discontinuities meets 750±5% – 2500±5% The maximum discontinuity number complies with 3-15. |
Regular compliance testing:
| Thermoplastic Flow | Mean value not less than 200°C |
| Solubility | As amostras imersas em xileno e celosolve de xileno/butil 50/50 não devem amolecer o suficiente para expor os condutores expostos |
| Dielectric Breakdown at Rated Temperature | Mean value not less than 75% of the value required at room temperature |
Scratch resistance
Helical Coil Preparation and Bond Retention
| Wire SizeRange AWG | Mandrel Diameter(inches) | Maximum Winding Force(grams) | Load on Coil During Bonding(grams) | Peel Strength at Room Temperature(grams) | Peel Strength at Elevated Temperature(grams) |
| 14-14.5 | 0.55 | 1200 | 675 | 850 | 350 |
| 15-15.5 | 0.47 | 1200 | 500 | 650 | 250 |
| 16-16.5 | 0.43 | 1200 | 450 | 600 | 225 |
| 17-17.5 | 0.39 | 1200 | 400 | 500 | 200 |
| 18-18.5 | 0.35 | 500 | 350 | 425 | 175 |
| 19-19.5 | 0.31 | 500 | 250 | 350 | 125 |
| 20-20.5 | 0.28 | 500 | 200 | 285 | 100 |
| 21–21.5 | 0.24 | 500 | 175 | 225 | 90 |
| 22-23.5 | 0.20 | 200 | 125 | 160 | 65 |
| 24-25.5 | 0.16 | 200 | 75 | 110 | 35 |
| 26-27.5 | 0.12 | 80 | 50 | 70 | 25 |
| 28-31.5 | 0.08 | 80 | 35 | 35 | 20 |
| 32-33.5 | 0.04 | 30 | 25 | 25 | 10 |
| 34-37.5 | 0.04 | 12 | 15 | 12 | 10 |
| 38-40.5 | 0.04 | 5 | 5 | 8 | 5 |
| 41-41 | 0.04 | 5 | 5 | 5 | 5 |