What are the common bag types of food packaging bags

　　1. Three side sealing bag

　　This is the most common type of food packaging bag. The three-side seal bag has two side seams and a top seam bag, and the bottom edge is formed by folding the film horizontally. The bags are available with or without a hem, and when they have a hem, they can stand upright on a shelf. A variant of the three-side sealing bag is to fold the original edge to form the bottom edge, which is realized by the method of bonding, so that it essentially becomes a four-side sealing bag.

　　2. Stand up bag

　　This kind of food packaging bag is also a common bag type in food packaging bags. It usually has a zipper for easy portability.

　　3. Back sealing bag

　　The back-sealed bag is also called the middle-sealed bag. Simply speaking, it is a packaging bag with edge sealing on the back of the bag body. bag.

　　4. Eight-side sealed bag

　　Developed on the basis of stand-up bags, the bottom is square and can be upright, and the container display effect is particularly beautiful. , This bag type has a three-dimensional sense and can stand on the shelf, which is convenient for sales and consumption. There are three planes on the side and bottom for color printing food packaging bags must print information, there are more places to advertise and beautify on the front and side, which is conducive to promoting the brand and attracting consumers' attention.

　　5. Nozzle bag

　　The nozzle bag is composed of a nozzle and a stand-up bag. The stand-up bag is composed of composite materials, and the nozzle has a plastic bottle mouth. It is the first choice for packaging liquid, powder and other products, such as juice, beverage, milk, soy milk, soy sauce, etc. This bag-type food packaging bag facilitates the transportation and storage of food.

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