how to make glass

Pipe to the molten glass

As in the above diagram                                 

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 .