General Features:
- Model: SJ-65
- Maximum film width: 1200mm
- Output capacity: around 70kg/h Note: output depends on film width/thickness etc
- Power supply: 380V three phase; 50Hz
- Raw Material: HDPE/LDPE/LLDPE
- Dimension (L×W×H): 5000mm×4000mm×5600mm
- Weight: About 5500kg
Extruder unit:
- Main motor power: 22kw; controlled by Delta inverter
- Screw diameter: 65mm
- Screw L/D ratio of screw: 28:1
- Speed of screw: 5-100rpm
- Barrel cooling: 1/6 Hp cooling blower × 2pcs
- Film thickness: 0.008-0.15mm
- Gear Box: model 173
- Material of screw and barrel: Alloyed high-quality steel 38CrMoAlA with optimum hardness and strong corrosion resistance after precision finishing and nitrogen treatment
- Heaters: stainless heaters
- Heating capacity: 18kw
- Rotary inflation head
- Inflation Die: 120/160/260 exchangeable inner die head
- Rotating motor: 0.25KW mini moderating motor
- Cooling air blower: 3kw; controlled by delta inverter
- Aluminum Alloy air ring x 1 set (6 air inlet hose)
- Hopper loader: one set
Take up unit
- Film bubble taking up motor: 1.5kw; controlled by Delta inverter
- Steel roller/rubber roller length: 1400mm
- Take up embossing rollers: 165mm diameter*1400mm (L)
- Embossing rollers open and close controlled by air cylinder
- Guiding roller: 2pcs
- Wooden plank bubble supports and A-frame with Gusset device
- Tower’s height adjusted by motor-rise and fall type
- Film taking off speed: 5-40m/min
- Film bubble size sensor installed; automatically give more air if bubble size becomes smaller
- Ladder and walking board width: 60cm
- Corona: 1200mm effective width
Double winding station
- Winding type: by fraction
- Winding motor: 15N/M torque motor x 3SETS
- Torque motor controlled by speed adjuster, easy for operation
- Friction metal/rubber roller: 250mm diameter*1400mm (L)
- Banana roller: 2pcs
- Maximum winding diameter: 600mm
- Side slitting blade at the two sides
- Center slitting knife to cut the film into smaller film stripe: 3pcs
- Waste film collecting system
- Air shaft: 4pcs
Control Panel
- Temperature of barrel and die head controlled by digital temperature controller
- Inverter controls main motor driving speed and film taking up motor running speed
- Electronics used are all Chinese top brand
- Current meters and Voltage meters show the working state of motors
- Small fan installed to avoid high temperature caused by long time running
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