Aluminum-free high-barrier laminated film, which contains vacuum aluminized PET film, EVOH. Its excellent water and gas barrier performance can replace 7-9μm aluminum foil, with ultra-high water vapor and oxygen barrier properties, used for VIP can effectively reducing heat bridge effects.
| product name | unit | Aluminum-free Laminated Film（V5） | test method |
| thickness | μm | 114±10% | GB/T6672 |
| width | mm | 200-1100 | GB/T21302 |
| Puncture strength | N | 25 | GB/T21302 |
| Total solvent residue | mg/㎡ | ＜5 | BS6455:1984 |
| Helium transmission rate | mbar·L/(S·㎡) | 7*10-8 | Internal standards |
| water vapor transmission rate | g/㎡·24hr | ＜0.1 | GB1037 |
| Oxygen transmission rate | cc/㎡·d | ＜0.05 | GB/T31354 |
| seal strength | N/15mm | ＞60 | QB/T2358 |
| 80℃→-30℃reciprocating cycle for 28 days，65%RH | △k=mW/(m·k) | ≤1.2 | GB/T39548 |
| 70℃，90%RH aging for 30 days | △k=mW/(m·k) | ≤3 | GB/T39548 |
| features | / | Excellent oxygen resistance performance | |
| Alternative aluminum foil | |||
| Reduce thermal bridge effect |
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