Basic requirements for the design and manufacture of plastic packaging bags

With the widespread use of plastic packaging bags, designers believe that the design and production of plastic packaging bags should have at least some requirements. What are the basic requirements for the design and production of plastic packaging bags?
1. Wear resistance, easy to use repeatedly. The exquisite design attracts the attention of customers.
2. Airtightness, different goods packaging have different requirements for the degree of airtightness. However, under normal circumstances, products that need to be sealed are usually moist and moldy. Therefore, most industries generally have high requirements on the sealing performance of packaging bags.
3. Practicability, the design and production of packaging bags, plastic bag manufacturers will remind customers to consider the environment, use of commercial properties, transportation, storage environment, we should also consider whether it is food packaging, and whether it is good for the human body. Healthy and harmless.
4. Preservability. According to users' different commodity conditions, choose suitable materials and reasonable proportions, and design and manufacture plastic bags suitable for different industries. For example, some plastic products are afraid of long-term direct sunlight, which has an adverse effect on the preservation of the product. The industry can improve and develop in this regard.