The function of packing boxes is to ensure the safety of products in transportation and improve the grade of products. In the process of using packing boxes, smoothness is an important index to measure its application. Here we introduce the factors that affect the smoothness of packing boxes.
1. The humidity in the storage environment will have a certain impact on the smoothness of the packaging box. The higher the humidity in the storage environment, the greater the impact on the smoothness of the packaging box.
2. Because there are many types of cardboard used in the manufacture of packaging boxes, which are different in quality and type, the smoothness of packaging boxes will also be affected in packaging.
3. If the spray device used in the packing box is different, it may also cause the humidity of the cardboard to be different. The moisture content of the outer side side is different from that of the inner core side, and also causes the change of flatness.
The rapid development of express industry has brought great convenience to people's life. Special express boxes are usually used in the transportation of goods. What kinds of boxes are commonly used? Now let's introduce it to us by the packing box manufacturer.
1. Paper material: This is a relatively common kind of packaging box, which is widely used and has certain maintenance function. The use of time is also very convenient, but its shortcomings are also relatively significant, that is, poor waterproof and durability, but because of low production cost and convenient use, it is still used more now.
2. Plastic raw materials: not all plastics can be used to make packaging boxes, which uses the kind of high-molecular plastics, that is, the clinker commonly said, with better toughness, its defects are more significant, although it has a good waterproof effect, so in the use of time for those products that are more afraid of water is very applicable.
3. Metal raw materials: The packaging boxes of metal raw materials are rarely used now. Only those special products can be used in this kind of packaging boxes. Generally, the relatively fine and precise parts or liquid medicines need to be maintained very accurately. Such packaging boxes have very good maintainability and good prevention when they are used. Water performance.
This is the type of packaging boxes that can be used now. Most of them are paper and metal, but they are seldom used. After all, they are too expensive.