How to use heat shrink film?

2024-01-05

Heat shrink film is also known as heat shrink film, heat shrink bag, used for the sale and transportation of various products, its main role is to stabilize, cover and protect products. So do you know how heat shrink film is used?

The heat shrinkable film must have high puncture resistance, good contractility and certain shrinkage stress. During the shrinkage process, the film cannot create holes. Since shrink films are often suitable for outdoor use, UV anti-UV agents need to be added.


Due to its material, it shrinks when heated, thus tightly covering the film on the product. The correct use of heat shrink film is actually very simple: first wrap the object with heat shrink film, then blow the hot air with a hairdryer, and look at the shrink to what you want. Do not just concentrate a little, disperse some, otherwise it is easy to burn, and then seal the mouth.


The heat shrinkable film has shrinkage performance when heated, and can be tightly attached to the surface of the product after natural contraction to achieve the effect of waterproof protection of body-fitting packaging. In addition, if the heat shrinkable film does not need to be sealed, blow the unsealed side first, and then blow other parts, and try to put the sealing line at the bottom or not obvious position, so that the effect after packaging is beautiful.


After the use of heat shrinkable film packaging items can be sealed, moisture-proof, anti-pollution, and protect the goods from external impact, with a certain buffer, especially when packaging fragile products, to prevent the utensils from flying when broken.


If you have questions about the use of heat shrink film, please feel free to contact Xiamen Guan Hua Technology Co., LTD.