China 25um, 50um, 75um, 100um Polyimide Film for Electrical Insulation and Polyimide Silicon Adhesive Tapes, Find details about China Yellow Polyimide Film, Electrical Insulation from 25um, 50um, 75um, 100um Polyimide Film for Electrical Insulation and Polyimide Silicon Adhesive Tapes
Items | Units | Specification | |
Thickness | μm | 49-51 | |
Dielectric Strength | MV/m | ≥200 | |
Tensile strength | TD | MPa | ≥170 |
MD | ≥170 | ||
Elongation | TD | % | ≥65 |
MD | ≥65 | ||
Young's Modulus | TD | MPa | ≥4200 |
MD | ≥4200 | ||
Surface Tension | Belt side | Dynes/cm | 70 |
Air side | 70 | ||
Shrinkage Rate | TD | % | ±0.20 |
MD | ±0.20 | ||
Water Absorption | % | ≤2.2 | |
Wetting Tension | mN/m | 60 |