Vacuum flask is made up of a cylinder into spheroid container plus a placed at the bottom of the piston.
Its design principle is to use a contraction of the spring force, and do not let air into the bottle, create a vacuum, and the use of atmospheric pressure to push the bottom of the piston to move forward.
Is a major category in the cosmetics packaging
material, cosmetics manufacturer
of professional requirement is very high.
Cosmetic plastic containers if extrusion type vacuum flask, you will need to have a better choice on the material of the bottle, should be not easily broken, good is the ability to choose plastic material, not easy broken, and pressure is stronger.
In general, the cosmetics bottles, bottles are internal site there will be a free activity, and then use will slowly move to the above, in the process of until the bottle's contents is about to run out of time and the tray will be in the position of the distance to the top of the bottle is closer.
To open the lid, and then push the movable tray to below, should be a lot of time to rinse the bottle, because to protect skin to taste is the need for a cleaner, then he can hold in to cosmetics, if pressure is not big enough, then you can try to press a few times, then you can more easily squeezed out of cosmetics.
This is the principle of the vacuum bottles for cosmetics, in the process of use should be better control, don't let these things splashed out, be careful operation.
Vacuum packaging of the product is different from the usual standards of suction type pump or spray pump, vacuum packing is to use the principle of separate lumen, squeezing contents.
When the diaphragm move up to the bottle inside, become a pressure, the content is close to 100% of the vacuum.
Another way of vacuum is using vacuum soft bag, placed inside the rigid container, both use concept is almost the same.
The former is widely used, it is very important for brand selling point, because it takes fewer resources, can also be identified as 'green'.
Vacuum packing also provide accurate dosage control, when discharging hole and specific vacuum pressure set good, no matter why the pressure head shape of form a complete set, each dosage is precise and quantitative.
Therefore, can be adjusted by changing some parts dose, from a few or a few ml, all in accordance with the requirements of product adjustment.
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There's the area of manufacturing cosmetic design
that's becoming very important. If you can create those things, you build this closed bond.
The unique connections between cosmetic designmanufacturing and customers happen when you find ways to relate on a more personal and engaging level that goes beyond a product.
There are so many factors that businesses have to weigh when producing cosmetic design, and we are not going to pretend to grasp all of them.