The glass is wind-proof and light-transmissive, and has stable performance. Various types have different characteristics due to different use ， glass pot with lid .occasions, and the scope of application is very wide. When choosing glass, in addition to paying attention to the price, you should also have a certain understanding of its type and performance. Only by maximizing strengths and avoiding weaknesses can you find more suitable materials.
After the glass is melted, adjust to a certain temperature (mainly to adjust the viscosity of the glass liquid), slowly drop from the material head of the fore The metal rod with the root upwards will top the glass frit into a hollow shape with a downward mouth, and then turn the glass frit to an upward mouth, and use a two-part bottle mold to sandwich the glass frit. At the same time, blow compressed air into the bottle— -Forming. After the glass is solidified, the mold is opened, and then annealing, inspection and other processes are carried out.
Traditional craftsmanship is blown out with human mouths. —— Pick out a certain glass frit from the glass furnace with a metal tube, while blowing it, use tools or asbestos cloth to continuously adjust it. If it is cold, put it back in the furnace and heat it until Make it into the desired shape.