A Three-Layer Blown Film Plant is also known as a Tri-Extrusion Blown Film Plant or a Three-Layer Film Extrusion Plant. This plant is used to produce multi-layer films by extruding three layers of different materials, offering even more customization for various applications.
The three layers can be made up of different polymers, combining properties like enhanced barrier protection, strength, flexibility, and cost-efficiency. This type of film is commonly used in industries that require high-quality packaging, such as food packaging, medical, and industrial films.
A Three-Layer Blown Film Plant is a type of extrusion system used to produce blown films consisting of three distinct layers of polymer materials. This process involves the simultaneous extrusion of three different polymer melts through a specialized die, which forms a film bubble. The three layers are then combined, and the film is inflated, cooled, and wound into rolls for various applications. The use of multiple layers allows manufacturers to combine different polymer properties to enhance the overall performance of the film, making it suitable for more demanding applications where multi-functional properties are required.
| Extruder Specifications | 3 Extruders, Screw Diameter: 45mm to 120mm, Screw L/D Ratio: 28:1 to 32:1, Heater Power: 50 kW to 200 kW |
| Film Width | 200 mm to 2000 mm (customizable) |
| Film Thickness | 10 microns to 300 microns (adjustable) |
| Output Capacity | 50 kg/h to 500 kg/h (depends on extruder size and material) |
| Die and Air Ring | Multi-layer die for 3 layers, Adjustable air ring for uniform thickness |
| Blown Film Cooling Tower | Air-cooled or water-cooled system for proper film solidification |
| Film Take-up Unit | Adjustable take-up speed, Winder system for easy handling |
| Layer Distribution | Adjustable ratio of material in each layer (e.g., 40%/20%/40%) |
| Control System | PLC control, Touchscreen interface for easy operation |
| Material Compatibility | LDPE, LLDPE, HDPE, PP, EVA, and more (depends on application) |
