Compared with plastic bottles, what are the advantages of metal cans for beverages?

One has excellent barrier properties. Can not only block the gas, but also can block the light, this feature can make the beverage has a longer shelf life. Secondly, it has excellent mechanical properties, mainly in high temperature resistance, humidity changes, pressure resistance, pest resistance, resistance to the erosion of harmful substances. Third, it is not easy to break, easy to carry, to adapt to the fast-paced life of modern society. Fourth, the surface decoration is good, can stimulate consumption, promote sales. Fifth, it can be recycled back to the furnace recycling. But the metal packaging containers also have certain shortcomings, mainly in the poor chemical stability, alkali resistance, poor quality of internal coating or process, will make the beverage flavor.

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