7 LAYER CO-EXTRUSION BLOWN FILM MACHINE

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Mono Layer Blown Film Machine

2 Layer Co-extrusion Blown Film Machine

3 Layer Co-Extrusion Blown Film Machine

5 Layer Co-extrusion Blown Film Machine

7 Layer Co-extrusion Blown Film Machine

Optional Parts

Gravimetric Dosing System

Hydraulic screen changer

Inline auto film thickness control system

We are committed to providing you with professional 7 layer downward water quench machine solutions! Guided by the international and domestic markets, we will continue to develop and expand the scale of the company, improve the quality of 7 layer downward water quench machine, seven co extrusion downward extruder machine, 7 layer co extrusion blown film extruder machine, medicical PET film water quench machine, 7 layer downward co extrusion machine, Wuhan Tongchuang 7 layer co extrusion machine products, and establish a complete quality assurance system and production management system. We insist that the quality standard of each product must be higher than the industry level to ensure that the product reaches a unified standard and quality.

7 layer downward water quench machine

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PRODUCT INFORMATION

To make high barrier film, non PVC soft packing film

The 7 layer coextrusion blown downward water quench machine is used to make high barrier nylon and evoh film, high barrier PP film, non PVC soft bags, which is widely used in medical treatment, vaccum food packing, IV solution, intravenous injection bags, etc.
It is suitable materal of PE, PP, EVA, PA, and EVOH.

1. 7 layer co-extrusion
2. Blown downward warter quenched
3. 7 layer coextrusion pan stackable die head
4. Downward traction rotation oscillating
5. Computer centralized controlled system
6. Automatic winder with auto tension control
7. Computer centralized control system

<-------- Can Move Left or Right -------->

Model	SJ-7C-BL800	SJ-7C-BL1200
Co-extrusion Layers	7 Layers	7 Layers
Suitable Material	PA, EVA, EVOH, LDPE, LLDPE, mLLDPE
Max. Folding Film Width	700mm	1100mm
Film Thickness	0.035-0.20mm	0.035-0.20mm
Max. Output	140kg/hr	180hr/hr
Screw Diameter	φ40/ φ45/ φ35/ φ35/ φ35/ φ45/ φ40	φ45/ φ55/ φ40/ φ40/ φ40/ φ55/ φ45
Screw Ratio(L/D)	28:1, 30:1	28:1, 30:1
Max. Screw Speed	120r/min
Main Extruder Motor	15/18.5/11/11/11/18.5/15KW	18.5/22/15/15/15/22/18.5KW
Mode of Bubble Cooling	Dual Lip Air Ring	Dual Lip Air Ring
	Water Cooling	Water Cooling
Mode of Reversing	360o Horizontal Reversing Haul-Off	360o Horizontal Reversing Haul-Off
Width of Auxiliary Machine	800mm	1200mm
Winding Mode	Full Automatic Winding