... membrane in succession3) Scientific design, practical and rational structure DFPEG-1000-2000 Compound polyethylene Bubble Film Making MachineThis machine adopts ... resistance and transparency, etc. so it has been widely used for packing, household wares, post parcel, prcise instrument, ... LDPE, LLDPE, and recycled PE3. Can produce films with various bubble sizes from dia6 -32, by changing the roller ...