ITEM | UNIT | 12mic | DATA | TEST METHOD | |
---|---|---|---|---|---|
Thickness | Ave | ㎛ | 25.0±1.0 | 24.95±0.60 | Point to Point |
Range | Max' - Min' | ||||
Tensile Strength |
MD | kg/mm² | 23.0±3.0 | 22.1 | ASTM D-882 |
TD | 30.0±3.0 | 30.4 | |||
Elongation at break |
MD | % | 180±30 | 184.7 | ASTM D-882 |
TD | 110±15 | 108.3 | |||
Heat Shrinkage by Heated Air |
MD | % | 1.00±0.50 | 1.00 | 160℃/15min |
TD | 0.50±0.50 | 0.25 | |||
Haze | % | 4.3±0.5 | 4.57 | ASTM D-1003 | |
Friction Coefficient | µs | 0.70±0.15 | 0.74 | ASTM D-1894 | |
µk | 0.60±0.15 | 0.62 | |||
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 550 | 437 | ASTM F-1249 (37.8℃, 100%RH) |
|
Oxygen Permeability |
cc/㎡.24hr.atm | Below than 55 | 48 | ASTM D-3985 (23℃, 0% RH) |