Common cosmetic packaging material classification
In the cosmetic packaging industry, the following 6 materials are usually the most used materials. What are they? And what are their properties? Let’s take a look down! PET: belongs to the environmental protection material can directly contact with cosmetics, food is the main material of filling organic skin care products PET material is soft, […]
How airless bottles work
Why is vacuum pump more and more sought after by major brands, and what is the difference between it and the traditional lotion pump? How does it work?