... 3 layer Co-extrusion Film Blowing Machine. This is an 3 layer Co-extrusion Film Blowing Machine, with high output, stable ... film with different specifications. 4, Always fitting various functional parts on the spot, such as corona treating machine ... , EVA, polymer of PP ion body.6, Suitable film blowing structure: ABA, ABC, ABB, AB. Raw material ... SJ3 Series 3 layer Co-extrusion Film Blowing machine