3 layers DOLCI ( COEX ) blown film extruder ** 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 EX290
Manufacturer DOLCI
Model ( COEX )
Year 2004
Number of layers 3
Film structure ABC
Material LDPE + blends
Film Width (mm) 1420
Output (Kg/h) 250KG/H
Extruder 1 Layer ref: A
Screw diam 55 mm
Description L/D 35 ; Gravimetric dosing unit, 2 components type Doteco
Extruder 2 Layer ref: B
Screw diam 55 mm
Description L/D 35 ;Gravimetric dosing unit, 2 components type Doteco
Extruder 3 Layer ref: C
Screw diam 55 mm
Description L/D 35; Gravimetric dosing unit, 2 components type Doteco
Head description Fixed head ;gap 1,4 ; IBC, Cooling ring; Additional head 300 mm diam , gap 1.25
Die diam (mm) 220
Thickness controll system No
Bubble cage Yes
Panel for gussets No
Take off unit Rotating take off unit
Corona treatment Martignoni
Web guide Fife
Rewinder max reel diameter 600mm
Rewinder description Double automatic rewinder ; rewinder width : 1420mm ;4 espansive shafts diam 76mm;
Additional information Manual change filters;Chiller;Tower

** SOLD **


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