| UNITS | P1 | P2 | P3 | P4 | |
|---|---|---|---|---|---|
| I.S. Equivalent Grade | P1 | P2 | P3 | P4 | |
| Cross Breaking Strength (min) Average of A & B direction |
MPa | 130 | 130 | 85 | 70 |
| Shear Streangth (min) Flatwise | MPA | 75 | 70 | 60 | 60 |
| Electric Strength in oil at 90°c (min) Flatwise for 1.6mm thickness |
MV/m | NA | 9.4 | 9.4 | 9.4 |
| Edgewise for >3.0 mm thickness | KV | NA | 20 | 25 | 30 |
| Insulation Resistance (min) (Less than 25mm) |
Megohms | 1 | 10 | 1000 | 30000 |
| Water Absorption (max) for 1.6mm | mg | 478 | 426 | 76 | 43 |
| Power Factor (tano) at MHz (max) | – | – | – | 0.045 | 0.038 |
| Permitivity at 1Mhz (max) | – | – | – | 5.7 | 5.0 |
| Thickness Range Available Punchability Typical temperature and Thickness Limit |
mm °C |
0.8 to 30.0 80°-100° |
0.8 to 30.0 80°-100° |
0.8 to 30.0 100°-120° |
0.8 to 16.0 120°-130° |
