1. After the bean stuffed bag was sterilized at a temperature of 105°C, it was placed on the old surface.
The selection of NY materials, according to experience, South Korea NY is prone to this phenomenon; if you use blow molding PE will appear like, change to CPE will greatly improve.
2. The sterilized bag shrinks by nearly 1cm, and the pattern and text are reduced.
About the sterilization of the bag after the overall contraction of 1cm, is a very abnormal phenomenon, manufacturers must choose NY, PE manufacturers to do more work.
3. After sterilized bags, pits appear on both sides, like pockmarks, and there is no wrinkling?
The improvement of peel strength and adhesive selection, the amount of coating guarantee.
4. Plastic composite, peel rate difference should be how to solve?
It is related to the condition of the film itself.