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What is PET? -haobobox printing and packaging company
What is PET, if you ask this question, you will feel unfamiliar. In fact, it is the more common thing in our lives. All kinds of beverage plastic bottles, plastic packaging boxes that are easy to display, such as plastic boxes, various cosmetic boxes, medicines, etc., are all made of PET. So, what exactly is PET? Why can so many things be made? Here is the answer for you. The term PET is called polyterephthalate plastic comes from the English translation of Polyethylene terephthalate. This is the name of a plastic category. Specifically, it includes polyethylene terephthalate, polybutylene terephthalate, and polyethylene terephthalate. It is formed by polycondensation of both terephthalic acid and ethylene glycol. It is a heat-shrinkable polyester and saturated polyester. PET plastic is a kind of plastic stacked with polymer structure, it has very good crystal orientation ability. These two characteristics make PET plastics have good film-forming properties. Not only that, but good mechanical properties and temperature resistance are also two hallmarks of PET. Moreover, PET has good insulation properties, and also has high transparency, can block ultraviolet light, and has good gloss. Notably, it is non-toxic, odorless, and has a high safety factor, and can be directly used for food packaging. It is precisely because of these various characteristics that it is a very good cost-effective packaging material. The beverage plastic bottles and plastic packaging boxes made with it are light, easy to carry, non-toxic and hygienic, and are a good choice for manufacturers. . So after understanding the characteristics of PET, which industries can it be used in, let's get to know it together. PET is mainly used in the following five areas: 1. The application of film and sheet. All kinds of food, medicine, non-toxic and sterile packaging materials; as mentioned above, plastic packaging boxes, food packaging boxes. High-end packaging materials for textiles, precision instruments, and electrical components; collection materials for audio tapes, video tapes, motion picture films, metal coatings, and photosensitive films. 2. Packaging bottles. It can be used in carbonated beverage bottles, beer bottles, cosmetic bottles and cans, medicine bottles and so on. 3. Auto parts. It can be used in the production of various valves, exhaust parts, automobile exterior parts, and motor housing lights. 4. Electronic appliances. Manufacture of connectors, coil bobbins, integrated circuit shells, capacitor shells, transformer shells, TV accessories, etc. 5. Mechanical equipment. PET plastic can often be seen on machinery and equipment. For example, gears, motor frames, pump housings, clocks, etc. can all be made of PET plastic, and outdoor billboards and models are regular customers who use PET plastic. The above is all about the introduction of PET. If you want to know more, please contact our company. Thank you very much for your attention and reading!