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.
Ask more informations
- Machine Code
- EX779
- Manufacturer
- MACCHI
- Year
- 2011
- Number of layers
- 5
- Film structure
- ABCDE
- Material
- Nylon & EVOH-base barrier Film
- Film Width
- 2200
- Output (Kg/h)
- 480 kg/h
- Extruder 1 Layer ref:
- A
- Screw diam 1
- 65mm
- Description 1
- Gravimetric Dosing units - 4-comp. Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change
- Extruder 2 Layer ref:
- B
- Screw diam 2
- 45mm
- Description 2
- Gravimetric Dosing units - 1-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change
- Extruder 3 Layer ref:
- C
- Screw diam 3
- 55mm
- Description 3
- Gravimetric Dosing units - 4-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change
- Extruder 4 Layer ref:
- D
- Screw diam 4
- 45mm
- Description 4
- Gravimetric Dosing units - 1-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change
- Extruder 5 Layer ref:
- E
- Screw diam 5
- 65mm
- Description 5
- Gravimetric Dosing units - 4-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change
- Die diam (mm)
- 450 mm 5-layer Die-head, 10-zones heating, 550 x 2 mm insert for LLDPE IBC with 1 nos. air chiller bubble control, auto inner bubble exchange by high speed stepper motored Valve Air ring with 64 heating inserts
- Bubble cage
- 1100~2100 mm layflat motorized Calibration Cage, ultrasonic web-break detector
- Take off unit
- Horizontal Oscillating Take-up, AC vector drive
- Corona treatment
- Yes, 2-side
- Web guide
- Yes
- Rewinder Type
- Double back to back
- Rewinder max reel diameter
- 1200
- Rewinder description
- 2-stn contact Winder, 40~250 N web tension, anti- static system. 4 nos. 4†core air shafts.
- Note
- Air chiller exchangers for OBC & IBC Edge-trim Slitting & blower PLC control. 15” Touch-Screen control. Max 150 m/min.
| Machine Code | EX779 |
| Manufacturer | MACCHI |
| Year | 2011 |
| Number of layers | 5 |
| Film structure | ABCDE |
| Material | Nylon & EVOH-base barrier Film |
| Film Width | 2200 |
| Output (Kg/h) | 480 kg/h |
| Extruder 1 Layer ref: | A |
| Screw diam 1 | 65mm |
| Description 1 | Gravimetric Dosing units - 4-comp. Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change |
| Extruder 2 Layer ref: | B |
| Screw diam 2 | 45mm |
| Description 2 | Gravimetric Dosing units - 1-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change |
| Extruder 3 Layer ref: | C |
| Screw diam 3 | 55mm |
| Description 3 | Gravimetric Dosing units - 4-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change |
| Extruder 4 Layer ref: | D |
| Screw diam 4 | 45mm |
| Description 4 | Gravimetric Dosing units - 1-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change |
| Extruder 5 Layer ref: | E |
| Screw diam 5 | 65mm |
| Description 5 | Gravimetric Dosing units - 4-comp, Groove-feed, bi-metal Barrel, barrier Screw Melt Pressure Sensor before screen change |
| Die diam (mm) | 450 mm 5-layer Die-head, 10-zones heating, 550 x 2 mm insert for LLDPE IBC with 1 nos. air chiller bubble control, auto inner bubble exchange by high speed stepper motored Valve Air ring with 64 heating inserts |
| Bubble cage | 1100~2100 mm layflat motorized Calibration Cage, ultrasonic web-break detector |
| Take off unit | Horizontal Oscillating Take-up, AC vector drive |
| Corona treatment | Yes, 2-side |
| Web guide | Yes |
| Rewinder Type | Double back to back |
| Rewinder max reel diameter | 1200 |
| Rewinder description | 2-stn contact Winder, 40~250 N web tension, anti- static system. 4 nos. 4†core air shafts. |
| Note | Air chiller exchangers for OBC & IBC Edge-trim Slitting & blower PLC control. 15” Touch-Screen control. Max 150 m/min. |
WINDMÖLLER & HÖLSCHER Only extrusion head
-
Machine Code: EX673
-
Year: 2000
REIFENHAUSER
-
Machine Code: EX686
-
Year: 2003
-
Film Width: 2300
