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| Pipe to the molten glass |
Pour a bit of limestone which is also called gypsum
And a larger amount of soda found in the shops a lot
And a larger amount of sand, which is is the essential ingredient for glass
Then the mixture is heated to temperatures of up to 850 ° C
As in the shape where they can receive the combination of iron pipe
And bloating when you head to get the swelling glass
Or receiving a template is ready and blowing it out of the air .
important Information: First: The sand is the basic material because it contains a substance which is a silica glass
Second: the temperature of crystallization of silica 1700 ° C Drjo a very high temperature
Therefore, subject to 10% of limestone and 15% of soda
To reduce the temperature necessary for the crystallization of silica to 850 ° C
Thirdly: For stained glass is the result of the addition of some chemicals during the melting
To obtain a green glass with chrome insert
For added cobalt blue glass, and so on .
