China 1mil*520/1040mm Heat Resistant High Temperature Film Electric Insulation Polyimide Film, Find details about China Yellow Polyimide Film, Electrical Insulation from 1mil*520/1040mm Heat Resistant High Temperature Film Electric Insulation Polyimide Film
NO. | Items | Uint | Request | Analysis result |
1 | Appearance | -- | Film surface smooth,no obvious defects and debris, clean edge without damage | Pass |
2 | Thickness | μm | 25±1 | 24.9 |
3 | Tensile strength | Mpa | MD≥165 | 219 |
TD≥165 | 201 | |||
4 | Elongation at break | % | MD≥50 | 62 |
TD≥50 | 60 | |||
5 | Young's Modulus | MPa | MD≥3000 | 3244 |
TD≥3000 | 3225 | |||
6 | Electric strength | MV/m | ≥235 | 284 |
7 | Shrinkage | % | MD±0.1 | -0.02 |
TD±0.1 | -0.03 | |||
8 | Surface tension | Dyne/cm | ≥58 | 59 |