Various types of glass are widely used in the packaging field, each with its specific purpose and advantages. Here are some common types of glass used for packaging: 1. Sodium calcium glass Characteristics: Sodium calcium glass is one of the most common types of glass, mainly composed of sodium silicate, calcium silicate, and silicon dioxide. It has good chemical stability and transparency, light resistance, heat resistance, and relatively low cost. There are no harmful substances, it is an environmentally friendly, safe, and reliable container material. Usage: Widely used for packaging food, medicine, cosmetics and other products, such as common honey, jam, vinegar, etc. 2. Borosilicate glass Features: Borosilicate glass has the characteristics of lightweight, high temperature resistance, corrosion resistance, and good optical properties. Usage: Commonly used for advanced cosmetics packaging, pharmaceuticals, and foods that require high-temperature treatment. In addition, borosilicate glass is also commonly used in laboratory utensils and kitchenware. 3. Lead glass Characteristics: Lead glass, also known as crystal glass, has a unique luster and transparency due to the presence of a certain amount of lead. It has a high refractive index, which produces rich color changes when light propagates through it. Usage: Mainly used for high-end liquor and luxury perfume packaging to show its noble and elegant quality. 4. Color glass Features: By adding different metal oxides (such as cobalt oxide, manganese dioxide, etc.) to glass, various colors of glass can be produced. These colored glasses are not only beautiful and elegant, but also have certain shading and protective properties. Usage: Widely used in pharmaceutical bottles and light resistant cosmetic glass bottles. For example, brown essential oil bottles are used to block the damage of ultraviolet rays to drugs. In summary, different types of glass are widely used in the packaging of various products due to their unique properties and advantages.  When choosing glass packaging, it is necessary to comprehensively consider factors such as the characteristics of the product, market demand, and cost.