Three-layer Co-extrusion Rotary-die Head Film Blown Machine/Blown Film Extruder isused to produce three-layer film.

Max. layflat of film: 1500mm

Thickness of film: 0.015-0.16mm

Materials: HDPE/LDPE/LLDPE/EVA

Output capacity: 200-240kg/hExtruder

1).Screw diameter: 65mm *3pcs

Main motor power: 22kw*3pcs (Inverter motor)

Ratio of L/D: 28:1

Screw speed: 10-100r/min

Material of screw: 38CrMoAiA Nitrogenation treatment

Barrel cooling: 1/6 Hp blower*3

Gear Box: 3 Axis, Steel Nitride Harden Gears with Oil lubrication pump.

Screen filter: Quick screen changer

Rotary-die head
Dies:275mm, 290mm diameter
Cooling air blower: 4kw

Dual air ring

Aluminium Alloy x 1 set (6 air inlet hose)

Take up unit
Fixed roller: 1800mm
Take up rollers: 180mm diameter*1800mm(L)
Take up motor: 1.5KW DC motor with gear reducer
Guide rollers: 160mm diameter*1800mm(L)
Take up speed: 5-100m/min
Rollers controlled by Pneumatic cylinders.

Double winding station
Winding motor: 40kg/cm torque motor with gear reducer
Friction metal rollers: 380mm diameter*1800mm(L)
Expansion rubber roller: 2 pcs
Manual bobbin changing and cutting

Air shaft: 4 pcs

Control cabinet
1). Temperature of screw automatically controlled ( 4 zones/screw)
2). Independent switches controls including amp, rpm and m/min meters for the whole machine.

Dimension
Dimension (L*W*H) : 7200mm*4800mm*6500mm

Weight :6500kg

Including
1). Rotary die
2). 1800mm rollers with Pneumatic open and closing AC driven
3). With manual cutting and rolling changeover
4). Air compressor
5). Blower
6). Double lip air ring
7). Heating loop
8). The whole spare parts with tools9). Air shafts
Etc.