In a blown film extruder PE granulates (or other polymer) are melted in an extruder and pushed through a circular die extruding a tube of molten polymer. Tube is then inflated to multiples of its initial diameter and cooled to form a thin film. Bobble is later collapsed and re-winded.
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- Machine Code
- EX772
- Manufacturer
- TECOM
- Modello
- COEX 65-65-65
- Year
- 2011
- Number of layers
- 3
- Film structure
- A-B-C
- Material
- LDPE, LLDPE
- Film Width
- 2100
- Screw diam 1
- 65 L/D 30
- Description 1
- Extruder AC Motor 75 KW ---Gravimetric dosing unit 2 comp -
- Screw diam 2
- 65 L/D 30
- Description 2
- Extruder AC Motor 75 KW ---Gravimetric dosing unit 3 comp -
- Screw diam 3
- 65
- Description 3
- Extruder AC Motor 75 KW ---Gravimetric dosing unit 2 comp -
- Head description
- Coex die head TSFK with IBC -Cooling ring KARAT 2
- Die diam (mm)
- 350 mm gap 1,2
- Thickness controll system
- K Design -Vario Cool 350-45 -Cooling ring Karat -Thickness measuring device Kundig K 300
- Bubble cage
- Basket LC 180
- Panel for gussets
- Yes motorized panels
- Take off unit
- Oscillating RTO2 cylinder width 2100 mm
- Web guide
- yes type EL DR 3131
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1000
- Rewinder description
- Automatic rewinder 2 station width 2100 automatic roll change , edge slit unit , 3 bow rollers , double antistatic bar
| Machine Code | EX772 |
| Manufacturer | TECOM |
| Modello | COEX 65-65-65 |
| Year | 2011 |
| Number of layers | 3 |
| Film structure | A-B-C |
| Material | LDPE, LLDPE |
| Film Width | 2100 |
| Screw diam 1 | 65 L/D 30 |
| Description 1 | Extruder AC Motor 75 KW ---Gravimetric dosing unit 2 comp - |
| Screw diam 2 | 65 L/D 30 |
| Description 2 | Extruder AC Motor 75 KW ---Gravimetric dosing unit 3 comp - |
| Screw diam 3 | 65 |
| Description 3 | Extruder AC Motor 75 KW ---Gravimetric dosing unit 2 comp - |
| Head description | Coex die head TSFK with IBC -Cooling ring KARAT 2 |
| Die diam (mm) | 350 mm gap 1,2 |
| Thickness controll system | K Design -Vario Cool 350-45 -Cooling ring Karat -Thickness measuring device Kundig K 300 |
| Bubble cage | Basket LC 180 |
| Panel for gussets | Yes motorized panels |
| Take off unit | Oscillating RTO2 cylinder width 2100 mm |
| Web guide | yes type EL DR 3131 |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1000 |
| Rewinder description | Automatic rewinder 2 station width 2100 automatic roll change , edge slit unit , 3 bow rollers , double antistatic bar |
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