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What problems are prone to occur in the back sealing part of milk powder flexible packaging?

The back seal of the packaging bag is sealed with two layers of film, so there is generally no problem of loose sealing, and the problem is mainly the deviation of the film, which is commonly referred to as the white edge.In order to solve this problem, it is required that the film frame of the packaging machine can be adjusted left and right as a whole without stopping, and the lapel former is required to be stable.The lapel former seems to be simple, but it actually has high requirements, which has a great impact on the quality of the packaging bag and the stability of the machine. This requires suppliers to have rich experience in the production and debugging process of the former in order to achieve good results.

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