|
项目 ITEM |
单位 UNIT |
测试方法 TEST METHOD |
物理性值 Physical Properties |
|||||
|
厚度 Thickness |
微米 micron |
ASTM-D374 | 10um | 12um | 15um | 19um | 25um | |
|
密度 Density |
g/cm3 | ASTM-D1505 | 0.92 | 0.92 | 0.92 | 0.92 | 0.92 | |
|
热收缩膜 Free Shrinkage |
MD | % | ASTM-D2732-83 | 60 | 60 | 55 | 55 | 55 |
| TD | 120℃ | 60 | 60 | 60 | 55 | 55 | ||
|
断裂伸长率 Elongation |
MD | % | ASTM-D882-02 | 115 | 115 | 110 | 105 | 105 |
| TD | 100 | 100 | 110 | 110 | 110 | |||
|
拉伸强度 Tensile Strength |
MD | N/mm2 | ASTM-D882-02 | 125 | 125 | 115 | 110 | 100 |
| TD | 120 | 120 | 105 | 100 | 95 | |||
|
撕裂强度 Tear Resistance |
MD | N | ASTM-D1938-03 | 3.5 | 3.2 | 4 | 4.5 | 6.7 |
| TD | 3.8 | 3.8 | 4 | 4.6 | 7.9 | |||
|
热封强度 Seal Strength |
N/15mm | ASTM-F88 | 10 | 10 | 11 | 13 | 15 | |
|
动摩擦 Dynamic |
ASTM-D1894-01 | 0.19 | 0.19 | 0.19 | 0.19 | 0.19 | ||
|
静摩擦 Static |
0.25 | 0.25 | 0.22 | 0.2 | 0.2 | |||
|
雾度 Haze |
ASTM-D1003 | 2.5 | 2.5 | 3.25 | 3.6 | 3.7 | ||
|
透明度 Clarity |
ASTM-D1746 | 92.5 | 92.5 | 92 | 92 | 91.5 | ||
|
纸芯内径 Inner Diameter |
Inch | 3 | 3 | 3 | 3 | 3 | ||
