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April 21, 2017

The basic knowledge of the glass bottles production

Before we order the glass bottles, its better to know its basice knowlege og the glass bottles production. Glass bottles as packaging meterials are mainly used for food, oil, alcohol, beverage, spices, cosmetics and liquid chemical products, used in a very wide range. But the glass bottles also has its shortcomings, such as heavy, feagile, high storage and transportation costs, impatience and so on.

The main raw material of glass bottles is quartz sand, sodium carbonate, calcite,limestone and so on. The glass bottles with a high degree of transparency and corrosion resistance, contact with most chemicals will not occur material properties change. Its manufacturing process is simple, easy to change shape, hardness, heat, clean, easy to clean, and has the characteristics of repeated use.

First of all to design and manufacture mold, glass raw materials to quartz sand as the main raw material, coupled with other materials in the high temperature melting into liquid, and then into the mold oil bottle, cooling, incision, tempering, the formation of glass bottles. The glass bottles are generally rigid and the logo is made of mold shape. The molding of glass bottles can be divided into artificial blowing, mechanical blowing and extrusion molding according to the production method. Glass bottles in accordance with the composition can be divided into the following: sodium glass bottle, borosilicate glass bottles and leaded glass bottle.

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