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Inspection item | Unit | Specifications | Parameters |
Surface wetting tension | dyne/cm | ≥50 | Ok |
Original width (Al foil) | mm | 250±1.0 | 249.8 |
Coating width-S1 | mm | 224±1.0 | 224 |
Coating width-S2 | mm | 224±1.0 | 224 |
Original thickness (Al foil) | um | 15±1.0 | 15 |
Total thickness | um | 17±1.0 | 17 |
Tensile strength | Mpa | ≥150.0 | 189.7 |
Extensibility | - | ≥1.5%,≤4.0% | 2.60 |




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