Blown Film Extrusion Line

A blown film extrusion line is an essential type of machinery in plastic extrusion industry. Its main purpose is to manufacture high-quality plastic films that are widely used for various packaging and industrial applications. The process initiates by melting plastic resin and then extruding it through a circular die, resulting in the formation of a cylindrical tube made of molten plastic. Once the tube is formed, it undergoes the inflation process where it is expanded using compressed air, similar to inflating a balloon. This inflation ultimately leads to the transformation of the tube into a thin and flexible plastic film. This advanced technology enables the production of films with excellent strength, clarity, and uniform thickness, making them ideal for a wide range of uses across different industries.

Blown film extrusion lines are composed of various components that work together to produce high-quality films. These components include an extruder, a circular die, an air ring, a cooling system, and a winding unit.
First, the extruder melts and pressurizes the plastic resin, which is then extruded through the die to form the desired tube shape. The circular die ensures that the film is uniform in thickness and diameter.
Next, the air ring provides a controlled flow of air that cools and stabilizes the film as it is formed, preventing it from becoming too hot and deformed. This helps to ensure that the film has a consistent thickness and quality.
The cooling system then helps to solidify the film by rapidly cooling it as it is formed. This is important because the film needs to be strong and stable enough to be easily handled and stored.
Finally, the winding unit collects and stores the film as it is produced. This is done to prevent the film from being damaged or ruined during transportation or storage. The winding unit also ensures that the film is wound uniformly and is easy to unwind when needed.

Blown film extrusion lines are versatile machines that can produce single or multi-layered plastic films. These films find applications in various industries, such as food packaging, agriculture, automotive, construction, and medical. The advantages of using a blown film extrusion line are numerous. Firstly, it enables the production of films with different thicknesses, widths, and colors, allowing for customization according to specific requirements. Additionally, the extrusion line can create films with specialized properties, including puncture resistance, moisture resistance, and protection from ultraviolet light. This versatility makes blown film extrusion lines invaluable in meeting the diverse needs of different industries.

Q1. What's the suitable material for our machines?

Our film blowing machine is designed to accommodate various types of materials such as LDPE, HDPE, LLDPE, MLLDPE, CACO3, PP, PVC, and more. It provides immense flexibility for producing films using different compositions.
Similarly, our bag making machine is compatible with a wide range of materials, including PE, PP, OPP, PVC, and others. It can handle various sealing techniques such as side sealing, bottom sealing, and middle sealing, allowing for versatile bag production.
Moreover, our printing machine is capable of printing on different substrates, such as plastic film, laminating film, paper, non-woven fabric, among others. This versatility allows for diverse printing applications to meet various customer requirements.
By utilizing our industry-leading machines, customers can easily manufacture films, bags, and printed materials with specific material compositions and desired sealing techniques. Our machines offer exceptional adaptability and precision to cater to different industries and product types.

Q2.How many kind of machines do you manufacture ?

We offer a range of machinery for different purposes, including film blowing machines, bag making machines, printing machines, slitting machines, recycling machines, and more. Our product lineup ensures that we meet all your needs in the respective industries. Whether you require film blowing machinery or bag making machinery, we have got you covered. Additionally, our printing machines are designed to provide high-quality prints, while our slitting machines are perfect for precise cutting and trimming operations. Moreover, our recycling machines help contribute to sustainable practices. Choose from our wide range of machinery options and experience efficient and reliable performance.

Q3. Which certificate do your company have ?

A3.CE,ISO9001;2015,sGs certificate and more than 30 pcs patent of machines

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