Brief introduction:

Plastic is the short name of plastic polymer materials, with the characteristics of light weight, beautiful appearance, corrosion resistance, high mechanical properties, easy processing and coloring, it is widely used in the packaging of various products.The soft packaging bags, bottles, barrels, cups and POTS made of plastic have gradually replaced metal cans and glass bottles, which has greatly changed the face of the packaging industry.

Advantages and disadvantages of plastic packaging materials:

Advantages:

Plastic packaging materials have good physical and mechanical properties, good barrier properties, good chemical resistance and good processing adaptability.

Disadvantages:

The strength of plastic packaging materials is not as strong as steel, and the heat resistance is not as good as that of metal and glass.