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

Double Layer Film Blowing Machine, Film Blowing Machine, Multi Layer Film Extruder manufacturer / supplier in China, offering Double Layer Coextrusion Film Blowing Machine (SJCO-55), 3m Big Size Film Blowing Machine (SJ-120), PP Film Blowing Machine (SJSS-55) and so on.

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Double Layer Coextrusion Film Blowing Machine (SJCO-55)

FOB Price: US $17,500-25,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $17,500-25,000/ Set
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Port: Ningbo, China
Production Capacity: 30sets/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: SJCO-55
  • Raw Material: PE
  • Automation: Non-Automatic
  • Machine Weight: 4T
  • Output: 65kg/H
  • Transport Package: Wooden Box, or as Required
  • Origin: China
  • Type: Multi-Layer Co-extrusion Film Blowing Machine
  • Maximum Folding Width of Film: 1200mm
  • Computerized: Non-Computerized
  • Certification: CE, ISO9001:2008
  • Trademark: Songshan
  • Specification: 4.5*4*6m
  • HS Code: 84778000
Product Description
1. The Machine(SJCO Series Two Layer Co-extrusion HDPE/LDPE Film Blowing Machine)
The Film blowing machine is used to blow the molten LDPE, HDPE and LLDPE into bubble film. Its products are widely used to pack fruit, food, clothes, textile, daily necessities and other industrial products.
2. Main Technical Variables:
Raw MaterialHDPE, LDPE, LLDPE; Virgin and Recycled
Film Width800mm1200mm1500mm
Average Output70Kgs85Kgs90Kgs
Film Thickness0.008mm-0.15mm
Power supply380V, 3Phase, 50Hz
Extrusion Unit
Screw& Barrel Diameter50mm×255mm×265mm×2
Screw& Barrel L/D ratio30:132:1
Die Head TypeRotary Die Head
Die Size280/200mm320/200mm350/280mm
Taking-up Tower
Upper Tower TypeRise and Fall
Roller Length900mm1400mm1700mm
Roller Working WayOpened and Tightened by Air Cylinders
Take Up Motor1.5KW
Winding Station
Winder TypeDouble winding station
Rollers Length1000mm1400mm1700mm
Torque Motor15N/M×3
Max. Winding Diameter600mm
Control Panel
Temperature control10 zones
ElectronicsTop China Brand
Inverter Capacity11KW/1.5KW15KW/1.5KW22KW/1.5KW
Optional EquipmentHopper loader, Corona, Mechanical Screen Changer
3. More Detailed Pictures
Based on Zhejiang, we face the whole country, and approach to the world.
Double Layer Coextrusion Film Blowing Machine (SJCO-55)
Double Layer Coextrusion Film Blowing Machine (SJCO-55)

General features:
Model: SJCO-55
Maximum film width: 1200mm
Output capacity: around 85kg/h Note: output depends on film width/thickness etc
Power supply: 380V three phase; 50Hz
Dimension (L×W×H): 4500mm×4000mm×6000mm
Weight: About 4500kg 
Extruder unit:
Main motor power: 22KW/22KW                              
Screw diameter: 55mm/55mm
Screw L/D ratio of screw: 32:1                      
Speed of screw: 5-100rpm
Barrel cooling: 1/6 Hp cooling blower
Film thickness: 0.01-0.15mm
Gear Box: model 173/173
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 and cast aluminum heaters
Heating capacity: 30kw
Rotary inflation head
Inflation Die: 300mm
Cooling air blower: 5.5kw
Air ring: double lips air ring
High speed screen changer: 2sets
Take up unit
Film bubble taking up motor: 1.5kw
Steel roller/rubber roller length: 1400mm
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
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: 220mm 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
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
Free spare parts:
1. heater band for barrel: 2pcs; 2. heater band for die head: 1pc; 3. heater band for screen changer: 1pc; 4. heater band for rotating unit (if it is rotary die head): 1pc; 5. thermocouple: 2pcs;
6. Voltage meter: 2pcs; 7. Current meter: 2pcs; 8. AC contactor: 2pcs; 9. Blue pipe for air blower: 1set; 10. Blue pipe for rotary air ring (if it is rotary die head): 1set; 11. Belts for main motor: 1set
12. Red/green buttons and other switches: 2pcs each; 13. one set of tools for maintenance
14. carbon brush for rotary die head: 1set; 15. temperature controller: 1pc
4. High-quality Machines
Ruian Songshan Machinery is studying and adopting international standards and industry-leading technology to create high-quality film blowing machine and high-speed bag making machine, and flying high around the world with "integrity, responsibility, innovation and dedication".
Double Layer Coextrusion Film Blowing Machine (SJCO-55)

5. Workshop& Warehouse
Ruian Songshan Plastic Machinery Co., Ltd. Was founded in 1995, located in beautiful scenery city-Rui'an near east sea. With mature technologies and abundant manufacturing experiences, Songshan is a qualified plastic machinery manufacturer that specializes in making all kinds of sealing & cutting machine, all kinds of blown film extruder and all kinds of plastic recycling machine. It is integrated manufacture, sales and after sales.
Double Layer Coextrusion Film Blowing Machine (SJCO-55)

6.  Delivery& Package
With advanced technologies, good quality and perfect after-sales service, our all products are far distributed to Russia, Iran, India, Malaysia, South Africa, Indonesia, and Algeria and so on.
Double Layer Coextrusion Film Blowing Machine (SJCO-55)

7. After Service
Delivery Date: 30 days after deposit
Guarantee: One year. (Also, we will offer you our best after service after one year warranty period as you will afford our technician's cost which includes his visa, air ticket, hotel, food and also their salary USD80 per day per person.)
8. The quality creates the brand.
Since "Songshan" establishment, it has become one of the most advanced plastic machinery manufacturer in Zhejiang. We place great emphasis on research and development and search for new and better way to improve our machine. 
Double Layer Coextrusion Film Blowing Machine (SJCO-55)
Dear friends:
This is Anna, from Sales Department of Ruian Songshan Machinery. If you have any questions about our machines or you're interested in our high output film blowing machines or high-speed bag making machines, please be free to contact with me by email, whatsapp or wechat.
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Miss Anna
Sales Representative
To: Miss Anna

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