The vacuum bottle consists of a cylindrical oval con […]
The vacuum bottle consists of a cylindrical oval container plus a piston at the bottom of the placement. Its design principle is the use of metal spring contraction force, and not let the air into the bottle, causing a vacuum state, and the use of atmospheric pressure to promote the bottom of the piston forward.
A lot of good skin care products are containing amino acids, protein and other substances, these vacuum bottle substances are afraid of dust, afraid of bacteria, and very easy to be contaminated material, once the pollution is not only lose the desired effect, but also change Is very harmful! You can not waste a drop of essence. Therefore, the use of noble vacuum bottle is not always good. so although the point of your point, but will play a better role in it .
Although the launch of the vacuum bottle conform to the latest development trend of skin care products, can effectively protect the product fresh quality. However, because the vacuum bottle structure is more complex, high cost, the use of vacuum bottle packaging is limited to a limited number of categories of products, can not be fully rolled out in the market to meet the needs of different grades of skin care packaging.