3 layers MACCHI COEX blown film machine SOLD Ask more informations about a similar one

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.

Machine Code	EX389
Manufacturer	MACCHI
Model	COEX
Year	1999
Number of layers	3
Film structure	ABC
Material	LDPE, LLDPE, blend HDPE
Film Width (mm)	1750
Output (Kg/h)	250 kg/h
Extruder 1 Layer ref:	A
Screw diam	65 mm
Description	Plastex 65/30 D ,Gravimetric system control Gravikontrol
Extruder 2 Layer ref:	B
Screw diam	80 mm
Description	Plastex 80/30 D, Gravimetric system control Gravikontrol
Extruder 3 Layer ref:	C
Screw diam	65 mm
Description	Plastex 65/30 D, Gravimetric system control Gravikontrol
Head description	fixed head. Gap 1,4 mm , Cooling ring ASR 3 with double flow.IBC Type Jet 3 cooling control system
Die diam (mm)	400
Take off unit	Rotating ST 199 roto - 1800
Web guide	E+L edge guide system
Rewinder max reel diameter	1800 mm
Rewinder description	Double automatic winder BO Plus/D 1800 with slitting and cutting knifes.
Additional information	Bubble guide type GSRC 1800/8+6 R ; Water cooling system for extruders ;Ceramic heater for heating separate for 4 zones with infrared heater tape.Barrel cooling by means of 4 independent air fans .Manual screenchanger with lever type.