Glazes - Theory and Chemistry (36)

Featured Discussions

Testing Glazes for Durability, Fit, and Toxicity on Functional Ware

Testing glaze toxicity, fit, and durability can be a two tiered process. You can run a number of tests at home with very limited equipment…

Started by Liz GamelinLatest Reply

^6 Flameware - Clay Body Recipe

I have not found a ^6 Flameware Clay Recipe so I'm trying to adjust ^9 flameware recipes. Ron Propst's flameware clay body recipe (below) h…

Started by Norm StuartLatest Reply

Pyrophyllite - Pyrax

Does anyone have experience using pyrophyllite? It's an aluminum silicate us…

Started by Norm StuartLatest Reply

Discussions Replies Latest Activity

Colemanite and spodumene in glazes

Hallo, Is there anyone who can give me some advice on using colemanite and spodumene in glazes? I have read that use of colemanite can caus…

Started by Luca

1 Mar 6, 2021
Reply by Norm Stuart

Wood ash from pellet stove

Is there anyone who uses the ash produced by pellet stoves and has experience on its use? I'm wondering if there are any problems using thi…

Started by Luca

2 Feb 27, 2021
Reply by Luca

5 to 10 years in the bucket and its not the same.

5-10 years ago I mixed up a bucket of Pete Pinnell's Weathered Bronze Green cone 6-7. It was fine years ago and produced just the look I…

Started by Otto Wenger

8 May 9, 2019
Reply by Norm Stuart

Online Glaze Calculation and Theory

Max Katz of Alfred University runs interactive 3 month classes in his understanding glaze materials workshop. You can watch some of his vid…

Started by George Lewter

0 May 19, 2018

Raw glaze recipe

Hi, I've been trying to work out a raw glaze recipe, after reading a few books suggesting ball clay works better for raw glazing leather ha…

Started by Tom Humphries

5 Mar 17, 2018
Reply by Tom Anderson

^6 oil spot MFA thesis

 attached is a Masters thesis on cone 6 oil spot glazes which is very thorough and produces wonderful results. I corresponded with the auth…

Started by Lawrence Weathers

18 Jun 11, 2017
Reply by Joseph Fireborn

Light Rutile Substitute

Has anyone reformulated dark rutile with titanium dioxide and/or other compounds to closely approximate light rutile? The light type had as…

Started by George Lewter

11 Mar 7, 2017
Reply by Judith Stoudmann

Soda firing

I know I can't Soda fire in my electric kiln (without ruining it) but is there a simple way to fake a Soda glaze? I plan to test a couple…

Started by Ayjay

8 Jan 2, 2017
Reply by Norm Stuart

Naragon White Glaze- Accidental Recipe Modification

I'm going to just open this thread with a disclaimer.  Drinking wine and glaze mixing at the same time do not make good bed fellows.  Be th…

Started by Rosemary Davis

5 Oct 9, 2016
Reply by Rosemary Davis

Pyrophyllite - Pyrax

Does anyone have experience using pyrophyllite? It's an aluminum silicate us…

Started by Norm Stuart

5 Jul 26, 2016
Reply by Tom Anderson



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