The incredible role of crushed glass in creating packaging containers
Glass is a material frequently utilized in contemporary society, found in a wide range of items such as appliances and flat glass. Consequently, a significant amount of broken glass is thrown away. To promote sustainable resource management, we can gather this discarded glass and repurpose it, converting potential waste into valuable resources. Presently, there are various methods for recycling glass products, including using them as flux in casting processes, transforming and repurposing them, re-engineering materials, and recovering raw materials through recycling.
Glass bottles are made from materials such as crushed glass, soda ash, sodium nitrate, barium carbonate, and quartz sand. They are created through a high-temperature melting and molding process that reaches up to 1600 degrees. By using different molds, various types of glass bottles can be manufactured, including those for beverages, pickles, honey, cans, and more. These containers are sealed and allow light to pass through while maintaining their integrity over time; however, they are particularly susceptible to humidity.
1. Glass has excellent barrier properties, effectively blocking the penetration of oxygen and other gases into the contents while also preventing the escape of volatile components into the surrounding air.
2. Glass bottles are reusable, which helps to lower packaging expenses.
3. The color and transparency of glass can be easily altered.
4. Glass bottles offer safety and health benefits, exhibiting strong resistance to corrosion and acid erosion, making them suitable for packaging acidic products like juices.
5. Moreover, glass bottles are compatible with automatic filling lines; thus, China's advancements in automatic filling technology and equipment for glass bottles provide significant production advantages for fruit and vegetable juice beverages globally.
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