3 layers MACCHI blown film extruder
Blown film extrusion lines are commonly used to extrude plastic films for flexible packaging industry.
| Machine Code | EX543 |
| Manufacturer | MACCHI |
| Year | 2002 |
| Number of layers | 3 |
| Overhaul/renovation | The triple layer dies, the gravimetric dosing systems, the lineer winders, the electronic control panels, the profile measurement systems, the corona treaters,the web guides, the drives, extruders screws, cooling rings etc are all new and around 10 years old. |
| Film structure | ABC ( Layers distribution A: 30%-25% B: 40%-50% C: 30%-25% ) |
| Material | LDPE, LLDPE, BLENDS HDPE, MDPE, mLLDPE . Film thickness min. and max 20 – 200 micron |
| Film Width (mm) | 1600 |
| Output (Kg/h) | 350 kg/hr max.capacity, 8.4 tons/day 2.800 tons/year max.capacity |
| Extruder 1 Layer ref: | A |
| Screw diam | 55mm |
| Description | EXTRUDER PLASTEX 55 / 30 D Screw speed of the extruder 120 rpm Gravimetric dosing system – Doteco Grado with 4 components Hydrolic, plate type screen changer ; AC motor 60 kw |
| Extruder 2 Layer ref: | B |
| Screw diam | 80mm |
| Description | EXTRUDER PLASTEX 80 / 25 D Screw speed of the extruder 120 rpm Gravimetric dosing system – Doteco Grado with 4 components Hydrolic, plate type screen changer ; AC motor 120 kw |
| Extruder 3 Layer ref: | C |
| Screw diam | 55 mm |
| Description | EXTRUDER PLASTEX 55 / 30 D Screw speed of the extruder 120 rpm Gravimetric dosing system – Doteco Grado with 4 components Hydrolic, plate type screen changer ; AC motor 60 kw |
| Head description | Gap 2,2 mm .Cooling control system – K design |
| Die diam (mm) | 350mm |
| Thickness controll system | KUNDIG K 100 |
| Corona treatment | FERRARINI BENELLI |
| Rewinder max reel diameter | 850mm |
| Rewinder description | Winding shafts : 3 inches pneumomechanical winding shaft - 4 PC ; 6 inches pneumomechanical winding shaft - 5 PC |
| Additional information | Film width min. and max Min = 750 mm / Max = 1600 mm Mechanical speed of the winders from 7 to 150 mt/min Maximum width of film passage on the winders : 1650 mm Electric power 400 Volt 3phase + neutral – 50 hz Installed power 600 KW (approx.) Compressed air pressure 6 bar Operator control touch screen monitor |
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