Externet Posted September 25, 2017 Posted September 25, 2017 (edited) That clear compound used to cover porcelain, pottery, yielding a very hard surface after the kiln process... What is it made of ? It is sold as a thick liquid ? Edited September 25, 2017 by Externet
John Cuthber Posted September 25, 2017 Posted September 25, 2017 Glaze is essentially a slurry of powdered glass in water.
TheRadiochemist Posted October 8, 2017 Posted October 8, 2017 On 9/24/2017 at 9:31 PM, Externet said: That clear compound used to cover porcelain, pottery, yielding a very hard surface after the kiln process... What is it made of ? It is sold as a thick liquid ? Many artists call glaze “liquid glass”, but I can’t quite understand the chemistry that this statement references. Glaze is essentially a liquid mixture of metal oxides, such as silica (silicon dioxide) and, in the 1940’s, uranium oxides.
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