| GRADE | JM181 | JM201 | ||||
|---|---|---|---|---|---|---|
| Properties | ITEM | METHOD | UNIT | RESULT(대표값임) | ||
| THICKNESS（두께） | 포인트법 | ㎛ | 18 | 20 | ||
| TENSILE STRENGTH (파단인장강도) |
MO | ASTM D-882 |
Mpa | ≥110 | ||
| TD | ≥200 | |||||
| ELONGATION AT BREAK (파단신장률) |
MO | % | ≤ 220 | |||
| TD | ≤ 80 | |||||
| HEAT SHRINKAGE (120℃/15min) (가열치수변화율) |
MO | ASTM D-1204 |
% | ≤ 5.0 | ||
| TD | ≤ 2.0 | |||||
| WET TENSION (습윤장력) |
IN | ASTM D-2578 |
mN/m | ≥36 | ≥36 | |
| OUT | ≥36 | (≥36) | ||||
| HAZE (흐림도) |
ASTM D-1003 |
% | 75±10 | |||
| C.O.F (마찰계수) |
IN/IN | ASTM D-1894 |
≤0.7 | |||
| OUT/OUT | ≤0.7 | |||||