Gold Member Since 2009
Audited Supplier
Ruian City Songshan Machinery Co., Ltd.

3 Layer Film Blowing Machine, Three Layer Film Blowing Machine, Film Blowing Machine manufacturer / supplier in China, offering Advanced 3 Layer Film Blowing Machine, Single Line Hot Cutting T-Shirt Bag Making Machine, Four Line Bottom Sealing Packing Bag Making Machine and so on.

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Advanced 3 Layer Film Blowing Machine

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 120kg/H
Transport Package: Nude Package
Payment Terms: L/C, T/T, Money Gram, Western Union

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Basic Info
  • Model NO.: SJ45/50/45-1200
  • Raw Material: PE
  • Screw Diameter: 75mm
  • Computerized: Computerized
  • Certification: CE, ISO9001:2008
  • Specification: ISO9001: 2000, CE
  • HS Code: 84773090
  • Type: PE Film Blowing Machine
  • Maximum Folding Width of Film: 1500mm
  • Automation: Automatic
  • Machine Weight: 4T
  • Trademark: songshan
  • Origin: China
Product Description
General features:
Model: SJCOT-55
Maximum film width: 1200mm
Output capacity: around 120kg/h Note: output depends on film width/thickness etc
Power supply: 380V three phase; 50Hz
Dimension (L×W×H): 4500mm×4000mm×7000mm
Weight: About 5500kg 
Extruder unit:
Main motor power: 22KW/18.5KW/18.5KW                              
Screw diameter: 55mm/50mm/50mm
Screw L/D ratio of screw: 30:1                      
Speed of screw: 5-100rpm
Barrel cooling: 1/6 Hp cooling blower
Film thickness: 0.01-0.15mm
Gear Box: model 173/146/146
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 and cast aluminum heaters
Heating capacity: 40kw
Inflation Die: 300mm for LDPE and 160mm for HDPE
Cooling air blower: 5.5kw
Air ring: double lips air ring
High speed screen changer: 3sets
hopper loader: 3sets
IBC inner bubble cooling system
PLC control the bubble size, monitor the air pressure inside
Sensitive sensors to detect the bubble diameter
Inlet and outlet air blowers supple fresh air to cool the bubble
Inverters control the air blower
Take up unit
180° horizontal reverse oscillating
constant liner velocity
Air blowing through guiding roller in order to reduce fraction
Bubble stabilizing device: smoothly guide the bubble, size adjusted by hand
Aluminum alloy rolling collapsing board, side baffle plate fixed
Steel roller/rubber roller length: 1400mm
Film taking off speed: 5-40m/min
Corona: 1200mm effective width, 3KW
Double winding station automatic roll changer winder
PLC Programmable control, air cylinder controls flying knife
Winding type: by fraction
Winding motor: 1.5KW frequency conversion motor 2sets
Secondary winding motor: 15N/M torque motor
Secondary torque motor controlled by speed adjuster, easy for operation
Friction roller: 220mm diameter*1400mm (L)
Maximum winding diameter: 800mm
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
1. Temperature of barrel and die head controlled by digital temperature controller
2. Inverter controls main motor/taking up motor/air blower
3. Electronics used are all Chinese top brand
4. Current meters and Voltage meters show the working state of motors
5). Small fan installed to avoid high temperature caused by long time running
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