[China Packaging Network News] pvc shrink film factory produced shrink film with good transparency, good toughness, impact resistance, corrosion resistance, low water vapor transmission rate and other characteristics. When the film is subjected to a certain temperature, it shrinks automatically and tightly wraps the goods so as to achieve the function of protecting the goods, and also play a role in moisture-proof, mold-proof, rust-proof, anti-pollution, anti-breakage and anti-theft. The stability of commodity storage and transportation is good, and the packaging process and equipment are relatively simple, which facilitates the implementation of automatic shrink packaging.
Pvc shrink film factory in the production of shrink film, you need to pay attention to the following matters:
1. The die head must be cleaned and no charred plastic can fall into it. If the naked eye can be found, it must be cleared immediately.
2, the paper tube must be on it, not one side long and one short.
3, when packing, be careful not to collide, resulting in edge cracking and other quality problems.
4. Minimize the appearance of the surface wrinkles and the middle white compact lines to avoid affecting the appearance.
5, edge material to be neat, the kind of cut uneven stretch film can not be shipped as a finished product.