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ITEMS | TEST METHOD | UNIT | TYPICAL VALUE | |
Tensile strength | MD | GB/T 1040.3- 06 | Mpa | ≥130 |
TD | ≥250 | |||
Elongation at break | MD | GB/T 1040.3- 06 | % | ≤180 |
TD | ≤65 | |||
Thermal shrinkage | MD | GB/T 12027 04 | % | ≤4.0 |
TD | ≤2.5 | |||
Friction coefficient | Treated side | GB/T 10006.88 | / | <31um 0.35-0.4 |
≥31um 0.40-0.45 | ||||
Non-treated side | <31um ≤0.45 | |||
≥31um 0.40-0.50 | ||||
Haze | 12-23 | GB/T 2410-08 | % | ≤1.2 |
24-60 | ≤1.5 | |||
Surface tensile | Treated side | GB/T 2410-08 | mN/m | ≥38 |
Non-treated side | ≤33 | |||
Gloss | GB/T 10006.88 | % | ≥90 | |
Density | GB1003 | g/cm3 | 0.91 |