| 1. Thickness | 12um±0.2um | Test Method: DIN53370 |
| 2. Surface Tension | 29 --- 35Dyne/cm | |
| 3. Tension Strength(MD) | ≥220Mpa | Test Method: DIN53455 |
| 4. Tension Strength(TD) | ≥230Mpa | Test Method: DIN53455 |
| 5. Elongation at Break(MD) | ≤140% | Test Method: DIN53455 |
| 6. Elongation at Break(TD) | ≤140% | Test Method: DIN53455 |
| 7. Release Force | 2.5—5g | |
| 8. Shrinkage at 150℃/30min(MD) | ≤1.7% | Test Method: BMSTT11 |
| 9. Shrinkage at 150℃/30min(TD) | ≤0.5% | Test Method: BMSTT11 |
| 10. Thickness of Aluminum | 350±50X10(-10)M |
| Thickness | Width | Length | Core Diameter |
| 12um | 25cm | 2000m | 3inch |