The machine is employed to produce plastic film made of LDPE, HDPE, LLDPE, LLDPE etc. The products are widely used in application of package of civil and industrial products such as food, garment, textile and daily necessities etc. The products include vest bag, shopping bag, garment bag and food bag etc. Feature: 1)Model SJ-PG squeezing machine is adopted rotatary die head and fully-automayic winder, machine tube is adopted 38CrMoA1, having the best hardness and corrosion-resisting performance after nitrogen treatment and precision processing. 2)The auxiliary machine can adjust and operate freely within the range of you need in accordance with the technological demand of different materials, and having package board mechanism which can make vest type bag. 3)Rolling up device with double-drawing in and double cutting ape, its power is adopted moment motor, with friction plate, it can keep suitable tension, drawing in and rolling up in good order, easy to change roll. 4) It is featured by compact structure,stable operation.higgh productivity,low energy consumption,good stability,clear layer,good plasticization and special adhersive force etc