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By Admin Muranonet 1 January 2016 857 Views No comments

They are materials that help the fusion of siliceous sand which, otherwise, would have a very high melting point, around 1700c.

Usually sodium or potassium sulphates or carbonates are used. To start the melt the dry mixture is mixed with a certain amount of glass scrap (cotizzo).

Credits to: Parole di vetro - Marsilio editore ISBN 88-317-7198-1

Posted in: Glossary