Disadvantages Of Plastic Bottle Caps

The cap made of plastic injection molding is called a plastic bottle cap. At present, the market share of plastic bottle caps on the market is very high, and many bottles are almost all made of plastic bottle caps. On the other hand, the price and cost of plastic bottle caps are low, and the cost is cheap, which is why plastic bottle caps are used in large quantities.
However, plastic bottle caps also have many disadvantages, generally speaking, there are these aspects. First of all, the sealing performance of plastic bottle caps is not outstanding. Starting from tinplate caps and aluminum caps, there is a certain gap between the caps. Secondly, the bed resistance of the clear material bottle cap is poor, so it is not suitable to use the clear material bottle cap for products such as soft drinks. Plastic bottle caps have poor anti-corrosion performance, and it is not suitable to use plastic bottle caps for packaging of some chemical corrosion products. Finally, plastic bottle caps cannot withstand high temperatures and cannot be used repeatedly, and the material safety is poor.