Dalian plastic film blowing machine according to different materials and is widely used in many fields and characteristics. Applicable to all kinds of high-grade packaging film, plastic bag film, protective film and so on. This film has good insulation, damp proof, anti frost, oxygen, fresh, oil resistance, can be widely used in heavy packing. Such as a variety of fresh fruits, meat dish, liquid beverage, pharmaceutical products, pickles, fresh milk etc.. The unit based on absorption of German technology, relying on strong technical capability of our factory developed and designed. Several different properties of the material organization of extruded composite lining machine control element bag cage, stuck in the composite machine. Blow mixture of HDPE and LLDPE outer from the inside of the machine head composite EVA, thickness of 0.003-0.10mm. According to the technology of plastic products, adjust the layer composite film, if the cuticle, liquid packaging film, ring optical film, cooking film, compound film base material etc., products with relatively low cost, added value and good, widely used in field of food, medicine, daily chemical industry, building materials industry, communication cable, such as high-grade electrical packaging is ideal for plastic packaging industry.