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How Are Plastic Bags Made?
- Oct 10, 2017 -

Plastic packaging bags of various types, according to different target customers, customized bags, specifications are not the same. Many customers design staff do not understand the production process, often ignore the way manufacturers bag, and the result is that although the design draft is exquisite, but the finished product packaging is not satisfactory, and even become waste. Therefore, before production, we will discuss the customer's design problems. Experience tells us that only when we understand the types of commonly used packaging products, we can give full play to the design ideas, and eliminate the design works that do not meet the requirements of the bag making process, and design a practical and perfect finished product packaging.

The plastic packing bag can be divided into 4 types: three sides seal, middle bottom seal, stereo seal and sheet material.

The three sides seal is wrapped around the packing bag, the front and back dimensions are finished size, and have a certain overall feeling, the design is unconstrained, and the front and back design has certain continuity. As the front and back dimensions are the same, the front face can be designed so that the back is aligned with the front. Seihan, the back should be arranged in the same version of roller.

In the end is in the back seal, positive size is the size of the finished, back into two equal parts, and its width and equal to the width of the front, usually in the design is on the front and the back, integrated design, and around each 1cm edge, front and back in the same version of roller.

Solid seal in the bottom seal based on, on both sides with stereo edge, is back, side 3 side are the same in the same version of roller.

Sheet due to printing material limit, the positive and negative must be designed separately, separate plate, can appear in the same version of roller.

General plastic bags are only a few of these common bag making methods, understanding how to bag, you can better reflect the perfect effect in your own design.



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