Why use PET spray hose twice more
Article reading began to extract liquid, pull a gun to start a downward stroke, rather than upward stroke ( The piston in the hydraulic chamber) 。 When back wrench for the first time, the piston is pushed down inside, but there is no liquid out; Only the air in the hydraulic chamber. Piston sliding out himself, to suck out the liquid from the receiver.
for the first time to use PET spray hose why many twice?
extract liquid begins to pull a gun to start a downward stroke, rather than upward stroke ( The piston in the hydraulic chamber) 。 When back wrench for the first time, the piston is pushed down inside, but there is no liquid out; Only the air in the hydraulic chamber. Piston sliding out himself, to suck out the liquid from the receiver.
when PET piston spray hose start up stroke for the first time, the pump start drain cleaning fluid from the receiver. But at the same time, it will also be connected to the receiver in plastic pipe air sucked up together. Prior to spray cleaning fluid when you start using the mechanism of the pump will be to get rid of the air. Therefore, may need to throw a wrench a few times back and forth.
this simple design is called the reciprocating piston pump, a wide range of applications. In addition to the pressure of the water, air and other liquid, this design can also be used to extract oil and water from underground.
in the human body, even also has a reciprocating pump system: heart expands, through a one-way valve inhaling low blood; Cardiac contraction, the high pressure of blood from another one-way valve pressure back to your body. The same basic mechanism, make an ordinary PET spray hose, also let the human survival in this world! Click for enquiry more about PET spray hose! ！ ！
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.