Composite roll film is only a category of packaging roll film. Then, roll film is simply a rolled up packaging film. For packaging manufacturers, it is only one less process than the production of finished bags. Its material type is also different from that of plastic packaging bags. The common ones are PVC shrink film roll film, opp roll film, pe roll film, pet protective film, composite roll film, etc. Roll film is used in automatic packaging machines, such as common bagged shampoo, some wet wipes, etc., adopt this packaging mode.

The cost of using packaging film is relatively low, but it needs to be equipped with an automatic packaging machine. In addition, in our daily life, we will also see a roll film application. In small shops selling cups of milk tea, porridge, etc., we often see a sealing machine for on-site packaging. The sealing film it uses is roll film. The most common roll film packaging is bottle packaging, and heat-shrinkable roll film is generally used, such as some cola, mineral water, etc., especially non-cylindrical special-shaped bottles are commonly used heat-shrinkable roll film. The impact of roll film on the packaging industry The main advantage of roll film applied to the packaging industry is to save the cost of the entire packaging process.