manufacturers Polythelene bubble film machine       air bubble film lamination machine --5 layers model (Twin-screw Design)     manufacturers Polythelene bubble film machine        Bubble sample 1. Produces two layers(Bubble layer+ PE layer) or three layers air bubble film(PE layer+ Bubble layer+ PE layer). Each three layers can be separately controlled with different material and different formula and color. 2. In-line Lamination bubble film with PE coated material(PE coated Aluminium Foil, PE coated Kraft Paper, EPE Foam, PE Film etc.)          manufacturers Polythelene bubble film machine