The film blowing machine can process plastic particles into various types of films, such as polyethylene (PE) film, polypropylene (PP) film, etc. These films are widely used in packaging, agriculture, industry and other fields. For example, in the food packaging industry, the blown plastic film can be used to package snacks, vegetables, fruits, etc., to play the role of preservation, moisture-proof and dust proof. In agriculture, it is used to make greenhouse film and mulch to provide a suitable growing environment for crops.