LDPE Heat Shrink Film Blowing Machine (SJ-80)

Raw Material: HDPE/LDPE/LLDPE

Extruder

Max. Folding Width of film: 1500mm

Main motor power: 37kw(HF Inverter motor)

Heating power: 25kw

Diameter of die: 80mm

L/D ratio of screw: 28: 1

Speed of screw: 5-100rpm

Barrel cooling: 1/6 HP blower*3

Film thickness: 0.008-0.12mm

Output capacity: 85kg/h

Screen filter: Mechanical screen changer

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

Material of screw and barrel: Alloyed high-quality steel 38CrMoAlA with optimum hardness and strong corrosion resistance after precision finishing and nitrogen treatment

Rotary-die head

HDPE inflation die: 150, 300mm diameter

Cooling air blower: 3kw

Aluminium Alloy x 1 set (6 air inlet hose)

Take up unit

Fixed roller: 1700mm

Take up rollers: 165mm diameter*1700mm(L)

Take up motor: 1.5KW AC motor(HF Inverter control)

Guide rollers: 115mm diameter*1700mm(L)

Equipped with gusset device

Wooden plank bubble supports

Take off speed: 5-100m/min

Pressing rollers controlled by Pneumatic cylinders.

Back to back double winding station

Winding motor: 2.2kw (2.2kw HF Inverter control)*3 sets

Friction metal roller: 380mm diameter*1700mm(L)

Manual bobbin changing and cutting

Expansion rubber arc roller: 2 PCS

Cutting knife: 5PCS

Trim blowing device: 1set

Air shafts: 4PCS

Control cabinet

1). Temperature of screw automatically controlled (4 zones)

2). Independent switches controls including amp, rpm and m/min meters for the whole machine.

Dimension

Dimension (L*W*H): 8000mm*3800mm*6500mm

Weight

About 4500kg

Including

1). Rotary die heads

2). 1700mm rollers with Pneumatic open and closing AC driven

3). With manual cutting and rolling changeover

4). Air compressor

5). Lip air ring

6). Heating switches, Moment motor controlling box

7). Heating loop

8). AC electromagnetic contactor