Shrink films are one of the key materials for outer packaging of goods. They can be used for products in many different shapes, including cup, bowl, bottle, case, stationery. They provide products with benefits:
- Good looking
- Resistance to odor
- Protection from dust and tear
- Easiness of moving and displaying
Among all types of shrink films, POF has become the most popular nowadays. It has advantages of PP and PE without environmental issues of PVC. Therefore, POF shrink films can be applied to single or multiple packs and slow or fast packaging.
Properties
Thickness usually used: 12μ, 15μ, 19μ, 25μ
Width available: 200mm~1500mm (8inch~55)
* All figures below are for reference only, and should not be used as production specifications.
| Properties |
Unit (MD/TD) |
12μ |
15μ |
19μ |
25μ |
| Seal strength (230℃) |
Kg/mm2 |
3.34 / 3.32 |
5.12 / 4.61 |
5.62 / 4.63 |
6.5 / 5.3 |
| Tensile strength |
Kg/mm2 |
3.9 / 4.26 |
4.2 / 4.7 |
4.7 / 6.1 |
5.1 / 6.8 |
| Elongation |
％ |
36.35 / 19.21 |
43.12 / 47.52 |
44.72 / 51.31 |
45.62 / 51.25 |
| Tear propagation |
g |
15 / 15 |
10 / 15 |
15 / 15 |
19 / 19 |
| Secant Modulus |
1％ |
0.1 / 0.1 |
0.1 / 0.1 |
0.1 / 0.1 |
0.1 / 0.1 |
| Unrestrained shrink |
(110℃) |
％ |
30 / 35 |
36 / 41 |
35 / 40 |
37 / 40 |
| (120℃) |
％ |
35 / 40 |
40 / 45 |
38 / 45 |
39 / 45 |
| (130℃) |
％ |
50 / 55 |
47 / 50 |
45 / 50 |
44 / 49 |
| (140℃) |
％ |
51 / 60 |
55 / 58 |
55 / 58 |
54 / 58 |
| (150℃) |
％ |
62 / 63 |
57 / 60 |
57 / 60 |
56 / 60 |
| Coefficient of friction |
cm |
18 / 15 |
16 / 14 |
16 / 14 |
15 / 13 |
