How to know the quality of glass cosmetics bottles?
How to know the quality of glass cosmetics bottles? We know that the quality of many glass cosmetics bottles today is not very good, so today I will tell you how to judge the quality of glass cosmetics bottles.
To distinguish the quality of transparent glass cosmetics bottles, the first thing is to observe whether the body of transparent glass cosmetics bottles is deformed, inclined, whether the cap or pump is neat, and whether the bottom of the bottle is highlighted or dented; In addition, we should also observe whether the sealing of the bottle body is careful and meticulous, whether it is separated or too thick.
Second, it is necessary to observe whether the transparent glass cosmetics bottles is clean and transparent, and whether there are bubbles and residue in the bottle. There are no cracks and black spots. If there are above shortcomings, it indicates that the product has not done well in the process of melting and refrigeration processing technology, leading to certain shortcomings of transparent glass cosmetics bottles products, and even will continue to have a certain safety risk.
In addition, in the selection of transparent glass cosmetics bottle products, we should also pay attention to the thickness of the bottle body, if the bottle body thickness is not enough, and the net weight is too light, the quality of the glass bottle products is slightly weak, in the case of knocking the bottle body, if the sound of the sound like a silver bell laughter, it indicates that the quality of the production of raw materials is excellent, if the sound is thin, brittle and dull, it is confirmed that the quality of the transparent glass cosmetics bottle products is unqualified.
Above is the brief introduction of how to know the quality of glass bottles from skin care glass cosmetics bottle packaging manufacturers Crystal Sense Packaging located in Guanghzou China , hope it can be a little helpful to you.