With the development of the economy and the continuous improvement of people's living standards, food health and safety issues have also attracted much attention. The corresponding food packaging has also entered an era of health, environmental protection and safety. For plastic blister packaging, because it is a plastic product, many people also have some doubts about its safety. Next Cheng Feng paper-plastic packaging take you to know the safety of blister packaging box?
In the existing market, PET and PP are mostly used for food packaging. Both of these materials are food-grade and meet national inspection standards. They are non-toxic and environmentally friendly and can be used with confidence. The blister packaging boxes made of these two raw materials can achieve the effects of high durability, high transparency, and exquisite appearance.
Next, make a simple comparison of the two materials: PET and PP:
PET (A-PET) is hard, good toughness, high strength, bright surface, environmentally friendly and non-toxic, and has transparent and multi-color sheets. Food packaging currently uses transparent PET materials, which have a good look and feel, and you can clearly see the freshness and deliciousness of the food inside.
PP is particularly soft, tough, environmentally friendly, non-toxic, and resistant to high temperatures. It is often made into packaging for catering appliances or other high-temperature products; however, it has poor plasticity, difficulty in processing, poor surface gloss, and the color will become lighter during processing .