Do we need to know how to make plastic packaging bags?

　　Various plastic packaging bags are things that people are not available for daily production, but many people do not know much about processing and production. Today, plastic packaging bag manufacturers will introduce the basic process of plastic bag production.

　　All kinds of plastic bags are made from plastic film processing, so the production of plastic film becomes the first step in the production of plastic bags. The granular raw material is made of a plastic film required by the customer by a special blow molding machine.

　　Second, the production of plastic bag production. In addition to the differences in the material specifications of different plastic bags, there are generally text patterns and other content on the surface, so before this link starts, it must be completed. At the same time, the version is also in place.

　　Plastic bags are divided into single -sided or double -sided and color distinction. One color corresponds to a version, but it is not the same color of the double -sided color. Plastic bags are printed and printing are generally gravure, which are mostly copper plates and also have glue.

　　The printing unit is well -equipped and rolled, and the ink can be printed. According to different types of plastic bags, the printed plastic film bag making is different. Those who need to be folded, those who need to be compounded, need to be cut, need to be perforated, and need to lift the handle.

　　It should be noted that the processes of various plastic bags are relatively independent. In the actual processing process, plastic bag manufacturers should arrange the timely nature of the connection, thereby improving production efficiency and improving the timely supply of supply under the premise of ensuring quality.

Read recommendations:

PET food bag

Pouch with Handle Customize

aluminium spout pouch custom

What are the advantages of plastic packaging bags

The types and characteristics of food packaging bags are super detailed!