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Characteristic | Test conditions | Unit | Parameter | ||
Thickness | GB/T6672 | μm | 20.0 | 20.0 | |
Weight | g/m2 | 19.4 | 19.4 | ||
Yield | m2/kg | 51.5 | 51.5 | ||
Tensile strength | GB/T1040 | Mpa | MD | 135.0 | |
TD | 210.0 | ||||
Elongation at break | GB/T1040 | % | MD | 110.0 | |
TD | 45.0 | ||||
Thermal stability | GB12026 | % | MD | —4.0 | |
TD | —2.0 | ||||
Haze | GB/T2410 | % | 3.0 | ||
Surface tension (PVDC surface) | GB/T14216 | mN/m | ≥40.0 | >40.0 | |
Water vapor transmission rate | GB/T1037 | g/m2 · 24h · 90%RH | 3.0 | ||
Oxygen transmission rate | GB/T19789 | cm3 /m2 · atm · 24h | 7.0 |
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