Co-extruder Macchi, year 2009

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About Co-extruder Macchi, year 2009

Coextruder MACCHI 3 layers for size 4 : Extruders 2 x 65/30, 1 x 100/30 rande dia. Die 400 mm, GAP 2 mm with IBC
HOT SECTION OF 2009 and cold part of of around 2009
Line was installed in 2011
2 extruders Plastex 65/30 D and 1 extruder Plastex 100 / 30 D
System that works from the down to the top
Materials: LDPE, LLDPE- MLLDPE, EVA MAX 19% , MDPE
For tubular and monolayer
Width film by dia: 400 mm : min. 1200 mm- max 1600 mm
Width film by dia: 400 mm : min. 3000 mm- max 3800 mm (production stretch -hood)
Thickness of the film : min. 20 my – max 200 my , gap 2 mm   (checked with cold motor)
Production capacity: width 3800 mm, thickness 100 my : 400 kg/h
Thickness tolerance 100 my : min. 95 my max 105 my for stretch hood film
Temperature air / cold: from 5 to 20°
The above technical data depends from the working conditions and the type and width of material and thickness that are compatible and workable .
Technical characteristics of the machine:
Speed screw of the extruder: from 0 to 170 RPM for extruder 80
Speed screw of the extruder: from 0 to 120 RPM for extruder 100
Mechanical speed of the rewinder : from 7 to 150 m/min.
Max passsage wicht of the film on the rewinders: 1700 mm
Cardboard core for reels internal dia. 76 mm
Max height advisable of the machine: 15 m
Electrical tension: 400 V, thru-pjhase + neutral – 50 hz- installed power: 540 Kw
Use of the cold water: 60 l/min.
Pressure of the compressed air: 6 bars
COEXflex UNIT FOR THE CO-EXTRUSION on unique platform  size 4 for  the feeding of the layers A and C:
Extruder mono-screw high performance 65/30D complete with: cylinder bimetallic, screw colony 56 at high capacity mixing  ideal for the major part of polymers,   fluted sector for the feeding and the cooling by water;
4 zones with heating zones by infrared and fans;
Motor in AC Kw 74 with digital frequency converter;
Filter changing by plate: dia.: 65 mm , hydraulic manual moving, screws directly to the flange end of the extruder;
For the feeding of the central layers B:
Monoscrew extruder type PLASTEX 100/30D complete with: bimetallic cylinder, screw colmonoy 56 with high capacity, fluted sector for the feeding and the cooling by water, 5 zones with heating zones by infrared and fans;
Motor AC Kw 180 with digital frequency conveyor

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About Co-extruder Macchi, year 2009

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Bielloni Castello Spa / Dolci extruder, year 2002

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