About the PET material you should know
PET blister properties
PET hard sheet has good toughness and is a new type of material developed in recent years. With its excellent toughness, high strength, high transparency, and recyclable recycling, it is easy to burn. It does not produce harmful gases when burned. It is an environmentally friendly material and gradually bans PVC, but the price is high. It is suitable for high-grade plastic products. The plastic blister in Europe and the United States generally requires PET materials, but its high thermal melting point brings great difficulties to high-frequency packaging. In order to solve this problem, people are compounded on PET surface. The layer of PVC film, named PETG, but the price is higher. Mainly used in electronics, food, toys, color box window, collar, footwear packaging. The advantages are as follows:
1. With excellent transparency and smoothness, the display effect is good.
2. Excellent surface decoration performance, can be printed without surface treatment, easy to press pattern, easy metal treatment (vacuum metallized layer)
3. Has good mechanical strength.
4. Good barrier to oxygen and water vapor.
5. Good chemical resistance and can withstand the erosion of many chemicals.
6. Non-toxic, reliable hygienic performance, can be packaged in food, medicine and medical equipment, and can be sterilized by Y-rays.
7. It has good adaptability to environmental protection and can be recycled economically and conveniently; when it is burned, it does not produce harmful substances. PET sheets are considered to be an ideal packaging material for (ROSH) environmental protection requirements.
PET blister application
1. Low static electricity (such as anti-static electronic product tray)
2. Food packaging (eg beverages, confectionery, and meat... for packaging)
Expansion of PET Blister
A layer of velvet material can be applied to the surface of the PET sheet to give the surface of the tray a velvety feel to improve the quality of the package. However, the adhesion of the fluff is not as easy as the PS material, and it is easy to fall off.