Teach you some tips to tell whether the quality of POF shrink film is qualified or not.

In recent years, with the rapid development of e-commerce industry, the liquidity of goods is getting smoother and smoother, and many products need outer packaging to protect the products from damage, dust, moisture and water. At this time, the environmentally-friendly POF shrink film is widely favored by people. Here's a small series to teach you how to tell whether the quality of POF shrink film is qualified or not:

Good POF shrink film should be tested at 500℃, and it should be packaged at different temperatures to check whether it is dissolved. If it is, it will prove that the product quality of POF shrink film is not up to standard, otherwise it will pass. POF shrink film has no pattern, no crystal point, high transparency, good gloss and beautiful appearance, which can clearly show the appearance of products, improve the sense of perception and reflect high grade.

POF shrink film is a kind of transparent and glossy packaging film that clings to the appearance of goods. Its characteristics of energy saving, environmental protection, high shrinkage, transparent luster, strong tear resistance, etc. subvert the limitations of traditional packaging films, and are deeply welcomed by the market and loved by consumers. All POF heat-shrinkable manufacturers control the heat-sealing strength as the most important quality index, whether for bag-making products or coil products used in automatic packaging production lines.

POF shrink film is formed by rapid cooling. It is a multi-layer environment-friendly heat-shrinkable packaging material produced by co-extrusion blow molding process with PE and PP as main raw materials. It can replace bag paper packaging.