Material preparation Glass bottle body: Made of high-transparency, chemically resistant soda-lime glass or PETG plastic (environmentally friendly material). Bottle cap and brush head: Usually made of PP/PE plastic and formed by injection molding process; The bristles are made of nylon or synthetic fibers. Sealing component: Rubber or silicone gasket to ensure the sealing of the […]

Firstly, material selection and pre-treatment 1 Glass material Borosilicate glass: mainly made of Type I transparent or brown borosilicate glass, with high heat resistance, chemical inertness, and UV resistance, suitable for storing photosensitive active ingredients (such as vitamin C and plant extracts) Soda glass: Some low demand products may use type III soda glass, which has

Bottle mouth design principle In the process of storage and use, essential oil is easily affected by oxidation, volatilization and other factors, which affect its quality and shelf life. The bottle mouth design principle is to protect essential oil to the maximum extent and prolong its shelf life.   Sealing performance The sealing performance of