This article focuses on the reason why the head cannot rebound or the rebound is slow after pressing and how to check it.Among the lotion pump head components and accessories, the most import...
Women, as the main force in the shopping malls in this world, have the mental characteristics of seeking beauty, delicate cognition, rich emotions, strong self-awareness, better at association, and good compar...
1. Airtightness: the packaging material is filled with normal temperature water of nominal capacity, the assembled packaging material is placed in a vacuum tester, and the negative pressure is...
The pump head is a main container accessory in cosmetic packaging materials. Its main function is to absorb the contents for application through the cooperation with plastic bottles, glass bottles, hoses and o...
1. About airless bottles The contents of the airless bottle can be completely blocked from the air to prevent the product from oxidizing and metamorphosing and breeding bacteria due to the touch of ...
In order to avoid this kind of situation, in the production process, we should first check whether the length of the spring is standard. The difference is a thousand miles away. The effect of ...
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