1. High optical transparency: PET film has a very high optical transparency, which is suitable for applications that require light transmission.
2. High mechanical strength: PET film has excellent mechanical strength which is greater than that of polystyrene and polycarbonate films.
3. Low thermal shrinkage: PET film has a low thermal shrinkage, which is very suitable for applications that require a stable form.
4. Good barrier properties: PET film is an excellent barrier to moisture, oxygen, aromas and other gases, which makes it suitable for food packaging.
5. Outstanding electrical properties: PET film has outstanding electrical properties and is an excellent insulator.
6. High dimensional stability: PET film has a high dimensional stability, which is suitable for applications that require high accuracy.
7. Chemical resistance: PET film is resistant to a wide range of chemicals, making it suitable for a variety of applications.
8. Low surface energy: PET film has a low surface energy, which makes it difficult for dirt and dust to adhere to it.
Thickness | Width | Roll Core Inner Diameter |
25um | Can Be Customized | Small:76mm Large: 152mm |
Note: Can be customized, common width is 1005mm/1035mm/1050mm/1080mm/1095mm, etc.
Project | Unit | Detection Value | Detection Method | ||
Thickness | um | 25 | GB/T13542.2 | ||
Mean Thickness Deviation | um | ±3% | |||
Tensile Strength | MD | Mpa | MD≥150 | GB/T13542.2 | |
TD | Mpa | TD≥170 | |||
Breaking Elongation | MD | % | 60≤MD≤180 | GB/T13542.2 | |
TD | % | 60≤TD≤180 | |||
Thermal Shrinkage 150'C / 30 min | MD | % | 0≤MD≤1.5 | GB/T13542.2 | |
TD | % | -0.3≤TD≤0.3 | |||
Transmittance | % | 1≤P≤5 | GB/T2410 | ||
The Fog Degree | % | 8≤H≤14 | |||
Wetting Tension | have | mN/m | ≥56 | GB/T14216 | |
Non | mN/m | ≥40 | |||
Note:
1. MD means longitudinal tensile, TD meanstransverse tensile
2. The above are typical values instead of guar-antee value. Typical values can be adiusted accordIg to customers requirements
Black film is used in outer packing of R-transformer , produc -tion of voice membrane , electrical insulation and light-tightshield , electronic , electronic engineering , solar energy product , audiovisual product ( such as percussion instrumentearphone's eardrum , LED , backlight industry.
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