Transparent polyester twist film (PET-NJ) provides good rigidity and suitable twist-retention properties. Compared with PVC film, it offers a more environmentally friendly, economical, efficient, attractive and safe packaging option for foods such as candy and biscuits.
Transparent polyester twist film (PET-NJ) provides good rigidity and suitable twist-retention properties. Compared with PVC film, it offers a more environmentally friendly, economical, efficient, attractive and safe packaging option for foods such as candy and biscuits.
It is widely used in candy, bread, chocolate, dried meat, fruit and vegetable packaging, and other fields.
1. Stable physical properties.
2. Excellent twist-forming and twist-retention performance.
| 技术指标 | |||||
| 物性项目 | 测试方法 | 单位 | 标准值 | 典型值 | |
| GB/T16958-2008 | |||||
| 厚度 | GB/T6672 | um | ─ | 19~25 | |
| 可塑性 | ─ | % | ─ | 38 | |
| 透光率 | GB/T 2410 | % | ≥86 | 88 | |
| 光度 | GB/T 8807 | % | ≥100 | 120 | |
| 密度 | GB/T 1033 | g/cm³ | 1.4 | 1.4 | |
| 热收缩率 | 纵向 | 150℃*30min | % | ≤3.0 | 19 |
| 横向 | % | ≤3.0 | 25 | ||
| 湿润张力 | 电晕面 | GB/T 14216 | mN/m | ≥48 | 52 |
| 非电晕面 | ≥44 | 46 | |||
| 拉伸强度 | 纵向 | GB/T1040.3 | Mpa | ≥170 | 185 |
| 横向 | ≥170 | 200 | |||
| 断裂伸长率 | 纵向 | GB/T1040.3 | % | ≤200 | 130 |
| 横向 | ≤200 | 120 | |||
| 摩擦系数 | 动态 | GB/10006 | ─ | ≤0.55 | 0.4 |
| 静态 | ─ | ≤0.65 | 0.5 | ||
| 规格 | |||||
| 类型 | 厚度 (um) | 宽度 (mm) | 长度 (m) | ||
| TWPET | 19~25 | 20~2500 | 100~36000 | ||
FAQ
What packaging applications are listed for PET-NJ?
The product page lists candy, bread, chocolate, dried meat, fruit and vegetable packaging.
Which performance points should buyers evaluate?
Buyers should evaluate film rigidity, twist-forming performance and twist retention under their packaging conditions.
What should be confirmed before ordering?
Confirm required thickness, width, length and corona-treatment requirements against the specification and physical-property information on this page.
If you have any questions or wish to know more information, please feel free to leave a message！
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