Two-layer Co-extruded Rotary Film Blowing Machine

Two-layer Co-extruded Rotary Film Blowing Machine

The SJX2-FM two-layer co-extruded rotary film blowing machine unit is designed for efficient production of multi-layer plastic films with improved strength, barrier performance, and uniform thickness.
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The SJX2-FM two-layer co-extruded rotary film blowing machine unit is designed for efficient production of multi-layer plastic films with improved strength, barrier performance, and uniform thickness. It is widely used in packaging film manufacturing where stable continuous output and consistent film quality are required.


This model integrates co-extrusion, rotary die head technology, and automated control system to support industrial-scale film production.

 

Main Technical Parameters

 

Model

SJX2-FM1100

SJX2-FM1350

SJX2-FM1700

Screw Diameter

Φ55×2

Φ60×2

Φ65×2

L/D Ratio

28:1

28:1

28:1

Screw Speed

15–120 r/min

15–120 r/min

15–120 r/min

Main Motor Power

15kw×2

18.5kw×2

22kw×2

Extrusion Output

60 kg/h

80 kg/h

120 kg/h

Die Range

Φ120–Φ200 (interchangeable)

Φ150–Φ250 (interchangeable)

Φ220–Φ300 (interchangeable)

Film Thickness

0.01–0.15 mm

0.01–0.15 mm

0.01–0.15 mm

Max Film Folding Width

1000 mm

1200 mm

1500 mm

Total Power

55 kW

68 kW

87 kW

Overall Dimension

5500×3500×5800 mm

6000×4000×6000 mm

6500×4500×7000 mm

Machine Weight

5.5 T

6.2 T

7.5 T

 

Core System Functions

 

Dual-layer Co-extrusion System
Two independent extruders process the same or different materials and feed into a shared composite die head, forming A/B layer film structure.


Rotary Die Head System
The rotating die head ensures continuous 360° rotation during production, improving thickness uniformity and film stability.


Cooling System
The machine is equipped with a combined cooling system that adapts to different production requirements.
Functions:

  • Rapid film cooling and shaping
  • Adjustable temperature control based on film type
  • Improved crystallization stability for PE materials


Automatic Winding System
The winding system is designed for continuous production with reduced manual operation.
Functions include:

  • Stable torque-controlled winding
  • Automatic meter counting
  • Automatic cutting function
  • Suitable for different film widths and roll sizes

 

Material & Application Range

 

The SJX2-FM series is suitable for processing:

Polyethylene (PE) film

Polypropylene (PP) film

Composite plastic films

Packaging bags and industrial rolls

 

Application industries

 

Food packaging

Pharmaceutical packaging

Daily consumer packaging

Industrial protective packaging

Agricultural film production

 

FAQ

 

Q: What are your payment terms?

A: We usually accept T/T 30% deposit and 70% balance before shipment, and LC at sight is also supported.

Q: What trade terms are available?

A: We support EXW, FOB, CFR, and CIF depending on customer requirements.

Q: What is the MOQ?

A: MOQ is 1 set since the machine is customized according to production needs.

Q: What is the delivery time?

A: Standard production time is 30–60 days depending on configuration.

Q: How do you ensure product quality?

A: Each SJX2-FM two-layer co-extruded rotary film blowing machine unit is tested before shipment with continuous operation inspection.

Q: What warranty do you provide?

A: 12-month warranty for core components with lifetime technical support.

Q: What certifications are available?

A: CE and ISO 9001 certifications can be provided for export compliance.

Q: How is packaging handled for shipping?

A: Machines are packed with anti-rust film and reinforced wooden export cases for sea transportation safety.

Q: Do you provide installation service?

A: Yes, remote guidance and overseas engineer installation service are available.

Q: Can the machine be customized?

A: Yes, all models including SJX2-FM1100, SJX2-FM1350, and SJX2-FM1700 can be customized based on output and film requirements.

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