The three layer air bubble film making machine contains two extruders, to make flat layer+bubble layer+flat layer. The machine adopts raw material of LDPE, you can also add LLDPE or color master batch to make different colors. Three layer bubble film has better protective action then double layer. Main Technical Variables: Model FTPEG-1500 FTPEG-1600 Diameter of Screw Stem 75mm , 60mm 75mm , 60mm LD Ratio of Screw 30:1 28:1 Material of Scerw & Barrel 38 CrMoALA 38 CrMoALA Width of T-die Head 1150 mm 1750 mm Heating Way Casting-aluminum heating device Casting-aluminum heating device Width of Bubble Roller 1080 mm 1680 mm Width of Products 1000 mm 1600 mm Thickness 0. 06-0. 30 mm 0. 06-0. 30 mm Main Motor 7.5 kw , 15kw 18.5 kw , 15kw Tractiong Motor 1.5 kw*2 1.5 kw*2 Total Power 86 kw 112 kw Rewinder Turnover duplex turret rewinding type Turnover duplex turret rewinding type Max. Output 90 kgh 150 kgh Linear Speed 1000 mh 1000 mh.