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For Flux Sake
KonstDesign

Are ceramic sealers safe to use on functional ceramics?

30 min•14 maj 2025

Today we return to the much loved topic of glaze durability on For Flux Sake. Kathy, Matt, and Rose start by talking about the long term durability of Bristol glazes. Then they delve into listener questions about ceramic sealers and substituting for Gerstley Borate in Raku glazes. Do you have questions or need advice on glazes? Drop us a line at [email protected] and you could be featured on an upcoming show.

 

This week's episode features the following topics:

Glaze durability, Bristol glaze, ceramic sealer, tile sealer, Gerstley Borate, Gillespie Borate


Today's episode is brought to you by Cornell Studio Supply and the newly translated Spanish version of Ceramic Materials Workshop The Middle Glazes.

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Why are my plates cracking?
•37 min
What causes carbon coring in clays?
•37 min
Do I really need to sieve my glazes?
•34 min
Should I make my own clay?
•39 min
Do kilns really need peep holes?
•34 min
Is there a difference between real and fake ash glazes?
•40 min
Gabriel Kline and Bill Collins on food safe glazes
•44 min
Why is the last 200 degrees of the firing the most important?
•29 min
Why is my casting slip hard-panning?
•38 min
Help my clay is plucking!
•33 min

For Flux Sake med Kathy King, Rose Katz, Matt Katz finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.