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
- EX761
- Manufacturer
- MACCHI
- Year
- 1995
- Number of layers
- 1
- Material
- LDPE
- Screw diam 1
- 105mm
- Die diam (mm)
- 280
- Bubble cage
- yes
- Note
- mechanical speed 130m/min
| Machine Code | EX761 |
| Manufacturer | MACCHI |
| Year | 1995 |
| Number of layers | 1 |
| Material | LDPE |
| Screw diam 1 | 105mm |
| Die diam (mm) | 280 |
| Bubble cage | yes |
| Note | mechanical speed 130m/min |
MACCHI COEX 7
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Machine Code: EX753
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Year: 2004
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Film Width: 1800
DOLCI fIL 700
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Machine Code: EX689
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Year: 1990
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Film Width: 3200
REIFENHAUSER RT371
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Machine Code: EX714
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Year: 1989
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Film Width: 1300
