Nowadays, there are various types of packaging, and packaging with good sealing properties abounds. With the increasingly severe environmental protection situation, paper packaging is favored by the market. As a paper packaging, paper cans have also received market attention. So, in the paper can packaging, is there any packaging with better tightness?

In 1936, the plastic film thermoforming method became the heat shrink packaging technology of meat food. Later, the vacuum technology was combined to extend the shelf life of meat food. The advancement of plastic molding technology, with its cost advantage, is not fragile Such characteristics have gradually replaced many glass bottle packaging. In addition, the original metal squeezable hose has also been gradually replaced by plastic beverage cans.