The problem of poor stretching is often encountered during the use of stretch film, which is also a headache for users. Poor stretching can easily lead to poor packaging and greatly reduce the packaging effect. Therefore, customers should pay attention to the packaging contact, and it is necessary to identify the stretching of packaging.

Ordinary film, then how to identify high quality. Elastic stretch film? The following stretched film manufacturers will give you a detailed introduction: first, tear down the length of the stretched film along the road, and then tear it horizontally. The expansion impact is strong and the resistance is poor. If it is too thin, the tolerance will be greatly reduced. Poor expansion. So the film manufacturer reminds you that when purchasing elastic film, you should not blindly pursue cheap, but buy bad stretch film.

The performance advantages of stretch film can be said to be varied, and these advantages come from its material selection, processing technology, etc. If the process technology is not up to standard, the effect of high-quality products cannot be achieved. Therefore, it not only depends on the use of products, but also its processing technology is very important. However, many people don't know it very well. We can start with a simple coefficient definition.