There are various types of materials on the bottle cap market. The fact is that the competition between the various materials of the cap is quite fierce. In this process, plastic caps gradually began to dominate the market and became the first choice for many bottle-shaped closures.
Plastic caps have many advantages. We will not repeat them here. After all, I think we can basically say 3 or 5 to this article professional. For plastic bottle caps, in fact, because of plasticizer problems in the past, they were once questioned and their market growth was greatly affected. For packaging safety, I think consumers are very scrupulous, so plastic caps must pay attention to product performance improvement on this issue. Metal caps have always been the dominant market, but with the rising prices of metal raw materials, the cost of metal caps is also rising, gradually losing its advantages in cost and hindering its development. Glass bottle caps, the type of bottle caps on the market see less, the most critical problem of this type of bottle caps is the sealability, the main function of the caps is to ensure the seal, so the sealing performance is unsatisfactory and determines this Bottle caps are difficult to get popular in the market. There are also aluminum plastic caps that take into account the advantages of a variety of bottle caps, which are also popular in recent years.
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