Material: | PET |
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Usage: | Packaging Film, Food Cling Film, Agriculture, Gift Packaging |
Processing Type: | Casting |
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Item | Unit | Index Value | Test Method | ||||||||||
Standard thickness | µm | 100 | 125 | 188 | 250 | 300 | 350 | GB12802.2-2004 | |||||
Thickness deviation | % | ±3 | ±3 | ±4 | ±5 | ±5 | ±5 | ||||||
Tensile strength |
MD | Mpa | >=190 | >=180 | >=150 | >=150 | >=140 | >=130 | GB12802.2-2004 | ||||
TD | |||||||||||||
Elongation at break |
MD | % | >=90 | >=90 | >=100 | >=100 | >=130 | >=120 | GB12802.2-2004 | ||||
TD | |||||||||||||
Heat shrinkage (150ºC,30min) |
MD | % | <=1.5 | <=1.5 | <=1.5 | <=1.5 | <=1.5 | <=1.5 | GB12802.2-2004 | ||||
TD | <=0.5 | <=0.5 | <=0.5 | <=0.6 | <=0.6 | <=0.6 | |||||||
Light transmittance | % | >=16 | GB2410-80 | ||||||||||
Frequency electric strength | V/µm | >=90 | >=80 | >=60 | >=60 | >=55 | >=50 | GB12802.2-2004 |
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Haze | % | >=30 | >=30 | >=45 | >=50 | >=50 | >=50 | GB2410-80 | |||||
Volume resistivity | Ω.m | ≥1×1014 | GB12802.2-2004 | ||||||||||
Dielectric loss tangent(50Hz) | ≤3×10-3 | GB12802.2-2004 |