Key 1: Material Quality and Technical Specs of an Empty Glass Perfume Bottle Not all glass is created equal. When you are browsing wholesale packaging suppliers, you need to understand the structural "recipe" behind every empty glass perfume bottle they manufacture. Understanding Glass Grades In the fragrance packaging supply chain, you will mainly hear about two material grades: Soda-Lime Glass: This is the standard choice for commodity containers. While it is durable and cost-effective, it often lacks the elite brilliance required for high-end fragrances. High Flint Glass: For luxury empty glass perfume bottle manufacturers, high flint is the absolute gold standard. It features a higher refractive index, meaning your empty glass perfume bottle will sparkle more and exhibit crystal-like clarity. It offers a heavier, premium "hand-feel" that consumers naturally associate with prestige brands. Identifying Crucial Quality Defects When evaluating a new vendor, request a physical sample ba...

This is a common problem encountered by many cosmetics brands and buyers. Many people think that paint peeling is due to cutting corners by spray painting factories, but in fact, more than 80% of glass bottle paint peeling problems are caused by surface treatment and process control before spraying, rather than the paint itself. There are several reasons for this:   1.The glass surface is not thoroughly cleaned During the production and spraying process of glass bottles, there may be residues such as dust, grease, fingerprints, and mold release agents. These pollutants will form an isolation layer. When spraying, the paint actually adheres to the oil stains, not to the glass. When subjected to friction or temperature changes, the entire paint film will peel off together. The solution is to perform ultrasonic cleaning, alcohol cleaning, acetone degreasing, and ion air dust removal before spraying; Ensure that the cleanliness of the glass surface meets the spraying requirements. &nb...