Glassware`s production process : how to make a glassware product .

Glassware production process including: ① pre-processed raw materials. The bulk raw materials (quartz sand, soda ash, limestone, feldspar, etc.) was crushed, so moist material is dried, the iron-containing raw materials for iron removal process, in order to ensure the quality of glass. ② batch preparation. ③ melting. Glass batch in a pool or pond kiln furnace at high temperature (1550 to 1600 degrees) is heated, so that a uniform, no bubbles, and meet the requirements of liquid glass molding. ④ molding. The liquid glass into a mold of the desired shape made of glass products, such as plates, various utensils. ⑤ heat treatment. By annealing, quenching and other processes, eliminate or produce glass internal stress, phase separation or crystallization, and change the structure of the state of the glass.

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