Finally, after strict quality inspection, qualified microwave popcorn paper bags can be packaged and shipped out to major supermarkets, cinemas, and other sales channels for consumer use.

After completing the above steps, the rolled paper will enter the paper seam bag making machine for bag making. During the bag making process, the machine will cut and sew the paper roll into a complete paper bag according to the preset size and shape.

The composite paper is then loaded onto a printing machine or printing machine for positioning and gluing. The paper after printing glue is dried and sterilized through a medium temperature drying device to ensure the hygiene and safety of the paper bag. This step also enhances the firmness and durability of the paper bag.

The process of making popcorn using microwave popcorn paper bags is very simple. Simply put the paper bag into the microwave, set the time and power according to the instructions on the bag, and you can easily make crispy and delicious popcorn. This production method not only saves the tedious operation of traditional popcorn machines, but also avoids the problem of popcorn burning or not bursting due to improper heating.

The design of microwave popcorn paper bags is clever and practical. It is made of special paper material, which can withstand the high temperature of a microwave while keeping the popcorn dry and fresh. The inside of paper bags is usually coated with a special layer of coating, which is used to absorb microwave energy and convert it into thermal energy, thereby quickly heating and bursting corn kernels.