The advantages and disadvantages of vacuum packaging bags using composite technology

source:other news release time:2023-02-15 Hits:

　　Composite vacuum bag refers to compounding two or several thin films with different types of isolation functions after a certain process. In this way, in order to arrive in the packaging, the permanent molecules must pass several layers of membranes, which is equivalent to extending the soaking pathway, so that the isolation function can be improved. This method is a composite film that summarizes the strengths of various membranes and is prepared by a composite film, which is brief. However, compared with the high isolation data of this type, use this method to prepare thicker films, simply presenting the problem of barbed bubbles or cracking folds, and other problems that affect the isolation function, and the equipment requirements are relatively messy and the cost is high. Composite vacuum bags are often used on the packaging of solid and powder. When the heavier content is instantly impacted (for example, if it falls), it has higher requirements for the sealing strength. From the perspective of the data structure, it is only improving the stretching strength and the problem of the problem. The torn strength of the data seems to be able to improve the impact strength more obviously.

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