The material of plastic bottle is usually PP, PE, K material, AS, ABS, acrylic, PET, etc. Commonly used in cosmetic container wall thickness cream bottle cap bottle stopper gasket pump head dust cover for injection molding; PET bottle blowing two-step forming tube blank for injection molding, blown bottle finished packaging. Other lotion bottles, such as thinner container wall wash bottles, are blow blown.
You only need to have a preliminary understanding of the above content, and cosmetic OEM manufacturers have professional staff to explain to you. It is important to keep in mind the differences between the following common materials.
PET-PET has high transparency and the bottle is soft and can be squeezed but is harder than PP.
PP-PP bottles are softer and easier to squeeze than PET, and less transparent than PET, so some opaque shampoo bottles are more common (easy to squeeze).
PE-bottles are basically opaque and not as smooth as PET. Detailed description of OEM packaging materials, a compulsory course for the cosmetic industry!