1. According to the content requirements, the packaging bag must meet the needs in terms of functions, such as tightness, barrier properties, firmness, steaming, freezing, etc. New materials can play an important role in this regard.
2. Highlight the novelty and increase the attractiveness and attention of the product. It can reflect the uniqueness no matter from the bag type, the printing design or the bag accessories (loops, hooks, zippers, etc.).
3. Outstanding convenience, wide range of packaging applications, and adaptable to the diversified packaging requirements of commodities. For example, stand-up bags can be packaged from liquid, solid, semi-solid, and even gaseous products, and have a wide range of applications; eight-side sealing bags, all dry solid items including food, fruits, seeds, etc. can be used.
4. Try to integrate the advantages of each bag shape as much as possible, and maximize the advantages of the bag. For example, the design of the vertical special-shaped oblique mouth connecting bag can integrate the advantages of each bag shape such as upright, special-shaped, oblique mouth, and connecting bag.
5. Cost-saving, environmentally friendly, and conducive to saving resources, this is the principle that any packaging material will follow, and meeting these requirements is bound to be the development trend of packaging bags.
6. New packaging materials will affect packaging bags. Only roll film is used, without the shape of a bag. It fits closely with the contents and presents the shape of the product. For example, stretch film is used for packaging snack foods such as ham, bean curd, sausage, etc. This type of packaging is not strictly a bag. form.
Post time: Sep-03-2021