The surface of the shrink film has a zipper-shaped broken hole-The surface of the shrink film has a zipper-shaped broken hole-Jiangyin Fuhao Packaging Materials Co., Ltd.

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The surface of the shrink film has a zipper-shaped broken hole

Author： Release date：2019-05-27 Number of followers：0

solution:

1. The venting device is used to tear the shrink film, and the venting device of the sealing machine is inspected.

2, the number of vent holes is not enough, can increase the number of vents

Recommended related: packaging film; packaging film; packaging film; Heat shrinkable film

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