How to test the tightness of PET plastic bottle caps
Information summary
Many people worry that the sealing performance of pet plastic bottle caps will be very bad. If the goods are damaged during transportation, it will not be good. I have to admit that this is a problem. Various manufacturers have also carried out a review of this problem. A series of…
Many people worry that the sealing performance of pet plastic bottle caps will be very bad. If the goods are damaged during transportation, it will not be good. I have to admit that this is a problem. Various manufacturers have also carried out a review of this problem. A series of tests have made consumers feel relieved.
In the testing standards for PET plastic bottle caps, there are clear requirements for the sealing performance of bottle caps. According to the different uses of bottle caps, there are different regulations for the measurement methods of the airless caps and the air caps. If there is no air cap, cut off the anti-theft ring (strip) of the bottle cap, and use it to seal with a rated torque not less than .NM. Test with a seal tester, pressurize it to kPa, keep the pressure under water for minutes, and observe whether there is air leakage Or trip; pressurize the air-containing cap to kPa, keep the pressure under water for a few minutes to observe whether there is air leakage, then increase the pressure to kPa, keep the pressure for a few minutes, and observe whether the cap is tripped.
The appearance of the PET plastic bottle is transparent, and consumers can clearly see the product in the container, which gives consumers confidence in buying to a large extent. In terms of the innovative design of the bottle body, the PET container can provide a great degree of freedom, and can be specially designed according to different requirements, so that its appearance can be varied, and the attractiveness of the product can be greatly improved. Currently, PET bottles used for oral liquids are more common.
Focus on the customized production of cosmetic-grade plastic bottle packaging, and have a one-stop automatic production line from raw materials and finished products to ensure the safety, stability and controllability of cosmetics. It is a long-term partner of several well-known domestic cosmetics companies such as Chubang Cosmetics, Jiahao Cosmetics, Shenghetang Cosmetics, and Tianhe Cosmetics. Welcome to customize all kinds of pet plastic bottles, and find cosmetic packaging materials for packaging, professional and more reliable!
The rise of the beauty economy has caused cosmetic brands to pay more and more attention to appearance packaging.
●Design team: cosmetics packaging design
●Project background: With the improvement of living standards, cosmetics, a fashionable consumer product, has gradually become the mainstream product in people's lives.
It is the nature of every woman to love beauty.
The cosmetics market has gradually improved in recent years
Now cosmetics are no longer exclusively for women
Cosmetic packaging is also gradually out of a more diversified style
Want to know the latest cosmetic packaging design trends?
You'll understand after reading this article!
The most potential petty bourgeoisie brand-simple style makes me feel relaxed and happy!
Cosmetic packaging is a subdivision field that has grown rapidly in recent yea
Cosmetics are commodities that every woman uses.
Simplified packaging design style is a design direction recognized by young people and modern culture.
Consumer trends are the driving force of packaging innovation, and big data analysis is to combine trend insights with packaging innovation.
In order to attract consumers, in recent years, businesses have put more and more effort on cosmetic packaging, and various novel and exquisite packaging have emerged one after another.
In addition to the production date, manufacturer, etc., what are the secrets of the neglected graphic symbols, words, and numbers on the outer packaging of cosmetics?
In addition to the most common barcodes, there are some unobtrusive small icons on cosmetic packaging that also represent very important information.
This common small open can logo means the shelf life after opening.
Research and Markets released the 2020 Packaging Innovation Trends Report-focusing on the latest trends in packaging innovation and the shift to more sustainable options.
Analysts said: 'Sustainability has become an important factor in today's consumers' purchasing decisions.