Both sides corona metallized biaxially oriented polyester film.Base material is transparent PET, aluminum metalized on corona treated side, another side is also corona treated side.
• Food packaging
• Medicine packaging
• Both sides extruded structure
• Glossy appearance and good film stiffness
• Excellent barrier of water vapor and gas
• Better bonding strength on the unmetallizing side with other material
| ITEM | UNIT | TYPICAL VALUE | TESTING STANDARD |
| Thickness | mic(Guage) | 12(48) | ASTM D374 |
|
Aluminum adhesion ( EAA Testing) |
N/15mm | 2.5~3.5 | Internal Method |
| Thickness of the aluminumed layer | OD | 2.1~2.3 | Internal Method |
| Å | 420~460 | Internal Method | |
| Ω/□ | 1.4~1.7 | Internal Method | |
| Corona Value | Metalized Side, mN/m | 58 | ASTM D2578 |
| Unmetallized side, mN/m | 52 | ASTM D2578 | |
| WVTR | g/(m²*24h),90%,38℃ | 1.5 | ASTM-F1249 |
| OTR | cm³/(m²*24h*0.1Mpa),23℃ | 1.5 | ASTM-F3985 |
