ITEM | SPEC | UNIT | DATA | TEST METHOD | REMARKS | |
---|---|---|---|---|---|---|
Thickness | - | 12.0±0.50 | ㎛ | 11.94±0.35 | POINT(Needle) | |
Tensile Strength |
MD | 28.0±5 | kg/㎟ | 23.9 | ASTM D-882 | |
TD | 33.0±5 | 29.7 | ||||
F-2 VALUE | MD | - | kg/㎟ | 4.5 | ASTM D-882 | |
TD | 3.4 | |||||
F-5 VALUE | MD | - | kg/㎟ | 5.6 | ASTM D-882 | |
TD | 4.5 | |||||
Elongation (at break) |
MD | 140±30 | % | 128.4 | ASTM D-882 | |
TD | 110±30 | 97.8 | ||||
Coefficient OF Friction |
- | 0.8±0.3 | us | 0.98 | ASTM D-1894 | |
0.7±0.3 | uk | 0.87 | ||||
Wetting tension |
IN | 52±4 | Dyne/cm | 52 | ASTM D-2578 | |
OUT | 52±4 | 52 | ||||
Heat Shrinkage |
MD | 2.0±0.75 | % | 2.00 | 160℃×15min | |
TD | 2.0±0.75 | 1.50 | ||||
Haze | 2.8±0.5 | % | 2.71 | ASTM D-1003 | ||
Water vapor transmission rate |
g/㎡.24hr | 650↓ | % | 472.2 | ASTM D-1249 | 38℃ 100%RH |
Oxygen transmission rate |
cc/㎡.24hr.atem | 110↓ | % | 76.1 | ASTM D-3985 | 23℃ 0%RH |