W&H OPTIMEX blown film extrusion line year 2016 is for the production of laminating film, 3 layers. The total time the machine has run is 22000 hours. Extruder combination 70/90/70.30D. Extruder A: 70.30D - outer layer, Extruder B: 90.30D - core layer, Extruder C: 70.30D - inner layer. Not visible in operation.