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Automatic 2 layer stretch film extrusion machine

This automatic Stretch  film extruding machine mainly use LLDPE,LDPE,as well as recycled LLDPE material to produce one side sticky or double side sticky stretch wrap film,food cling film,cast extrusion stretch film etc.The width from 20mm to 1000mm, single layer to 2 layers or other layers upon request.

By PLC Automatic roll changer,Automatic loader and auto edge film recycling unit.machine is simple in operation,high speed at 3.5 ton daily production by 24 hour(20micro based).With the effective consumption of electricity,it can bring more of production benefit for buyer.

The 2 layer example model specs below:

Name

PPD-LΦ65+90/65x1250 New Style Automatic High Speed 2-layer Stretch Film Machine 

Model

PPD-LΦ65+90/65x1250cone screw design

Automation

Automatic exchange

Configuration

High standard

Output

80-150 kg/h Depends on the thickness of the film

1.  The main technics:

   1Thickness of film10µm-50µm

   2Tolerance of thickness≤±5%

    (3)Width of effective film1000mm(max) or 2*500mm

    (4) Structure of film layers A/B Co-extruded

(5) Film materialLLDPE or LLDPE+LDPE

   (6) Electric power: ≥50kw

   (7)Electric power supply: According customer’s detail requirements

   (8) Machine dimension(about): 6500*3000*3200mm

2. Composition

   1Extruder unit   2 sets

   2Auto-loaders  2 sets

  3T-die Unit  1set   

  4Cooling roller unit   2 pcs

  5Pulling rollers   6pcs

   6Auto cutting&rewinding

   7Electrical control box   1 sets

    (8) Operating control system---PLC control    (VIGOR Brand)

  (9) On line recycling machine

AGear box : Hardened tooth surface reducer.146#1Piece,173#1 Piece

 1Gear box processing technique: Tooth surface high-frequency quenching, hardened     tooth surface precision grinded by gear grinding machine

BBarrel and screw.

No. 1 - EXTRUSION SYSTEM )

1The screw diameter: Φ65mm; Screw L/D:  301 (JinHaiLuo Screw--The best screw in the world)

     (2) Screw length: 1950mm

3StructureShield mixing forge

4Material: 38CrMoA1Hard chrome-plated screw

5Processing technique: Forging, quenching, nitrating

6Inverter : Import from Shenzhen( Senlan Brand)

7Motor : 22 kw * 1 set 

8Hopper : Autoloader    1 set

    955 Screw heating(Machine designed heating)    12kw

No. 2 - EXTRUSION SYSTEM

1The screw diameter: Φ90/65mm; Screw L/D:  301 (JinHaiLuo Screw--The best screw in the world)

 2 screw extruderLength 1950mm

3StructureShield mixing forge

4Material: 38CrMoA1Hard chrome-plated screw

5processing technique: Forging, quenching, nitrating

6Inverter : Senlan Brand

7Motor : 37 kw * 1 set 

8Hopper : Autoloader   1set

    965 Screw heating(Machine designed heating)    16kw

C. Heating:

   1HeatingCeramic heating ringStainless steel cover with socket connections.

   2Heating Power>40kw

   3Filter modeManual screen changer

   4Coolingwater-cooling

   5Plasticization CoolingForced air cooling

D. Extrusion Die

1Die width1250mm

2Mode of die :  T shape made

3Process theorySpecially designed with different shunt

   4Die head material and processingUse 718 high-quality steel, after quenching and tempering, grinding the inside surface of the polished mirror surface and hard chrome plating treatment;

   5The gap of mold mouth 0.8 mm

 (6) Die heating(Machine designed heating)   12kw

E. Traction winder , Electric control,

1Traction roller Seamless Steel TubeMirror-polished, hard chrome surface plating with HRC 65

 2Cooling roller420 mm diameter* 1250mm 2pcs: Special processing inside and outside the mezzanine, spiral cooling in two flow way to ensure even cooling temperature for the surface of the roller and have copper coupling with recycling system.

 3Elevated cooling stretchOscillating, several aluminum rollers and rubber rollers

(3-1) Aluminum roller:  80*1200mm  6pcs

(3-2) Rubber roller: 90*1200mm   2pcs

  4Machine designed traction speed20-150m/min

 5Stretch film thickness10µm-50µm

  6Cooling principleLeft to right into the rotary joint barrel water cooling made of copper

  7Changing cuttingAutomatic Invisible serrated knife to cut off

8Cutting driverBrake deceleration control of motor and steam-driven approach control

9Rolling metersMeters counter

   (10) Oscillating is approx.100mm/min operated by auto motor

F. Rewinding Device

1Coiling type: friction rewindercontrolled by cylinder.(All Cylinders STNC brand)

2Rewinding rollW-type Air shafts: two pieces with full automatic turnover exchange the roll

(2-1) Air shaft: 76*1200mm    2pcs

( 3 ) Rewinding roller: 420mm * 1200mm  2pcs

4The Mechanical arm         1set

 

 

G. Automatic edge material recycling unit

1On line recycling unit  1 set

2Suction machine unit   1set

HControlling box

   (1) Separate electrical controlling box   1 sets

Premium brand Motor(Shanghai China)

Songmei TEMPERATURE CONTROLLER(Zhongshan China)

JC T DIE(Taizhou CHINA)

JINHAILUO SCREWZhoushan CHINA

VACUUM BOX & MELTING PUMP

AUTOMATIC LOADING AND UNLOADING FOR CARTON ROLL SYSTEM


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About Us

Patsons  Mechatronics Manufacturing Co Ltd(Jiaxing) is leading manufacturer of Stretch film machine,Cling film machine,aluminium f...

Contact Us
  • Address: Patsons Industrial Zone,8th South Zhenxing Road,Qixing 2nd Economy Zone,Jiaxing,China 314002

  • Tel: 0086 573-83887566 / 0086 573-82571515

  • Email: eng@ppd-machinery.com

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