At present, in the preparation process of filter cartridges, it is necessary to cover multiple layers of filter screens on the freshwater mesh and then roll them onto the wrapped water pipe. Most existing industrial film rolling machines have complex structures and are difficult to operate, which is not conducive to production, resulting in low work efficiency, affecting production progress, increasing production costs, and the filter screens are also difficult to align, affecting the quality of filter cartridges.

Industrial film rolling machine, which can prepare filter cartridges well, not only simplifies the operation of workers, but also ensures the yield and quality of filter cartridges.

There is no clear and strict definition of roll film in the packaging industry, it is just a commonly used term in the industry. Simply put, the rolled packaging film is only one less process for packaging production enterprises than the production of finished bags, and its material type is also the same as plastic packaging bags. Common examples include PVC shrink film roll film, OPP roll film, PE roll film, Pet protective film, composite roll film, etc. The roll film is used in automatic packaging machines, such as common bagged shampoo and some wet wipes, which use this packaging mode. The cost of using roll film packaging is relatively low, but it requires an automatic packaging machine. In addition, in our daily life, we will also see a kind of roll film application. In small stores selling cup of milk tea, Congee, etc., we will often see a kind of on-site packaging sealing machine. The sealing film it uses is roll film. The most common roll film packaging is bottle packaging, and generally uses heat shrink roll film, such as some cola, mineral water, etc. Especially for non cylindrical shaped bottles, heat shrink roll film is commonly used. Quantity.