| ITEM | UNIT | 12mic | DATA | TEST METHOD | |
|---|---|---|---|---|---|
| Thickness | Ave | ㎛ | 15.0±0.75 | 14.95±0.40 | Point to Point |
| Range | Max' - Min' | ||||
| Tensile Strength |
MD | kg/mm² | 27.0±3.0 | 26.6 | ASTM D-882 |
| TD | 33.0±3.0 | 33.1 | |||
| Elongation at break |
MD | % | 160±15 | 159.3 | ASTM D-882 |
| TD | 110±15 | 109.6 | |||
| Heat Shrinkage by Heated Air |
MD | % | 1.50±0.50 | 1.50 | 160℃/15min |
| TD | 0.50±0.50 | 0.75 | |||
| Haze | % | 4.3±0.5 | 3.92 | ASTM D-1003 | |
| Friction Coefficient | µs | 0.80±0.15 | 0.85 | ASTM D-1894 | |
| µk | 0.70±0.15 | 0.75 | |||
| Wetting Tension |
Treated | dyne/cm | 52±4 | 54 | ASTM D-2578 |
| Treated | dyne/cm | 52±4 | 54 | ||
| Water vapor transmission rate |
g/㎡ .24hr | Below than 700 | 658 | ASTM F-1249 (37.8℃, 100%RH) |
|
| Oxygen Permeability |
cc/㎡.24hr.atm | Below than 80 | 76 | ASTM D-3985 (23℃, 0% RH) |
|