China wholesale Roll Up Vacuum Bag - Good sealing performance Film Rolls – Yudu

The composite roll film is suitable for automatic packaging equipment and applied to automatic packaging products such as food packaging and pet food packaging. The main advantage is to save cost.

There is no clear and strict definition of roll film in the packaging industry. It is just a conventional name in the industry. In short, roll up packaging film is only one less process than producing finished bags for packaging manufacturers. Its material type is also the same as that of plastic packaging bags. The common ones are PVC shrink film roll film, OPP roll film, PE roll film and pet protective film, Composite roll film, etc. Roll film is used in automatic packaging machines, such as common bagged shampoo and some wet wipes. The cost of roll film packaging is relatively low, but it needs to be equipped with automatic packaging machine. In addition, we will also see a roll film application in our daily life. In small shops selling cup milk tea and porridge, we often see a sealing machine for on-site packaging. The sealing film used 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 for non cylindrical special-shaped bottles.

The main advantage of roll film application in packaging industry is to save the cost of the whole packaging process. Roll film is applied to automatic packaging machinery. There is no need for packaging manufacturers to carry out any edge banding work, just one-time edge banding operation in the manufacturing enterprises. Therefore, the packaging production enterprises only need to carry out printing operation, and the transportation cost is also reduced due to coil supply. When roll film appeared, the whole process of plastic packaging was simplified into three steps: printing, transportation and packaging, which greatly simplified the packaging process and reduced the cost of the whole industry. It is the first choice for small packaging.