1, plastic packaging has a small density, high specific strength, can obtain a higher packaging efficiency;

2, the plastic packaging has good chemical resistance, it has good acid resistance, alkali resistance and resistance to all kinds of organic solvents, and it does not oxidize;

3, the plastic packaging is easy to make molding, the required forming energy consumption is much lower than other materials, the processing cost of the product is low excellent characteristics;

4, plastic packaging has good transparency and excellent strength ability, its strength per unit weight is high, resistant to impact, easy to modify, and its easy to color, excellent insulation performance;