What processes are required for the production of glass drinking glasses?

Glass water cups are a common drinking vessel that are favored by more and more people for their transparency, smoothness and purity. The following are the key processes in the production of glass drinking glasses.

Step one: raw material preparation

The main raw materials of glass drinking glasses are quartz sand, sodium carbonate and limestone. First, these raw materials need to be purchased, inspected and quality controlled to ensure that they meet production requirements.

Step Two: Mix and Melt

After the raw materials are mixed in proportion, they are melted at high temperature to turn them into a liquid state. This process is called a “melting furnace”. In the furnace, other substances need to be added to adjust the fluidity, tensile strength and chemical stability of the glass.

Step 3: Shaping

Molten glass is molded by blowing or pressing, a process called “forming.” Blowing involves sucking the molten glass into a tube and then blowing it with your breath to expand it into shape; pressing involves injecting the molten glass into a mold and then pressing it into shape using high pressure.

Step 4: Annealing and Processing

After the glass is formed, it needs to be “annealed” so that it cools slowly and becomes chemically stable. Afterwards, the glass needs to be processed, including polishing, grinding, etc., to make the glass water glass smoother, more uniform and beautiful.

Step Five: Quality Inspection and Packaging

Conduct quality inspection on the produced glass water bottles, including inspection and testing of appearance, texture, durability and other indicators. After passing the qualification, the products are packaged for easy sales and transportation.

To sum up, the production process of glass drinking glasses is a complex and rigorous process that requires the support of a variety of advanced technologies and equipment to ensure the high quality and market competitiveness of the product. At the same time, attention should be paid to environmental protection and health factors during the production process to meet consumers’ requirements for safety and environmental protection. Especially during the glass forming and processing process, operators need to be extremely careful and precise to avoid glass cracks or other safety issues.