2024-12-17
Plastic bags, plastic packaging bags, food bags and other products can be seen everywhere in our lives, bringing great convenience to our lives.
Classification:
According to the raw materials used to produce plastic bags, there are polypropylene plastic bags, high-pressure polyethylene plastic bags, polyvinyl chloride plastic bags, and low-pressure polyethylene plastic bags.
According to the shape of plastic bags, there are straight bags, special-shaped bags, sealed bags, vest bags, and plastic strip bags.
The main characteristics of plastic packaging bags are:
First, most plastic packaging bags have good chemical resistance, good acid resistance, alkali resistance, resistance to various organic agents, and long-term storage without oxidation.
Second, it is easy to form, and the required forming energy consumption is lower than that of metal materials such as steel.
Third, the processing cost is low.
Fourth, the insulation performance of plastic packaging bags is excellent.
Fifth, plastic packaging bags have low density and high strength.
Sixth, they have good transparency and are easy to color.
Seventh, they have good strength, the strength performance per unit weight of plastic packaging bags is high, impact resistance, and easy to modify.