April 2, 2026

In the plastic bottle manufacturing industry, molds are the foundation of production, and mold opening costs are a key factor affecting product costs and profits. The variability of mold opening costs creates budgeting challenges for many enterprises. Based on the characteristics of the plastic bottle industry, this article analyzes the factors influencing mold opening costs

The selection of cosmetic packaging bottles mainly includes aspects such as material, appearance quality, sealing performance, capacity, and functionality. I. Material Selection Glass Bottles Glass bottles have excellent chemical stability and do not react with cosmetic ingredients, helping maintain product purity and quality. They feature high transparency and an attractive appearance, but are relatively fragile.

Common materials used for cosmetic packaging bottles include PP, PE, PET, HDPE, LDPE, PCTA, PCTG, AS, and ABS. PP & PE Both are eco-friendly materials that can be in direct contact with cosmetics and food. PP is milky white, translucent, and relatively soft. PE is even softer and opaque. They are widely used for organic