... Technical Specification1 Extruder 5 setsl A, E Layer extruder screw and barrel(for PP and/or PE processing)l Diameter: 45mm×2 ... inverter,l B, D Layer extruder screw and barrel(for adhesive processing)l Diameter: 45mm×2 setsl Screw L/D ratio: 30 : 1l ... ×2 sets, quipped with inverter,l C Layer extruder screw and barrel(for PA and/or EVOH processing)l Diameter: 45mm×2 ...