The film blowing machine heats and melts the plastic particles and blows them into a film. There are many kinds of film blowing machines, such as PE, POF, PVC and so on. The new material is blown out with new particles, the color is uniform, clean, and the bag is stretched well. The film blowing machine is divided into a single-layer film blowing machine and a double-layer film blowing machine, so what is the difference between the two? Let's learn together!
The single-layer film blowing machine is a die extrusion blowing film. Generally, the film produced is used for common ordinary plastic packaging. It depends on the raw materials, such as PE film blowing machine, PP film blowing machine, PVC film blowing machine, etc. The multi-layer co-extrusion blown film machine is a film formed by extruding different raw material ratios through multiple dies at the same time. It is generally used for high-end product packaging. Oxygen, oil resistant, can be widely used in light and heavy packaging. Such as various fresh fruits, meat products, pickles, fresh milk, liquid beverages, medical supplies, etc.
Whether single-layer or multi-layer film blowing machines have their own scope of demand, and after understanding the needs, buyers should find some powerful and skilled film blowing machine manufacturers for more consultation, not to buy expensive ones.