For Flux Sake

By: Kathy King Rose Katz Matt Katz
  • Summary

  • Matt and Rose Katz of the Ceramics Materials Workshop and Kathy King of the Ceramics Program at Harvard University discuss listener questions about clay and glaze. This show will have you laughing and learning about the chemistry behind ceramics in no time.
    Archie Bray Foundation
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Episodes
  • What’s up with all those pinholes?
    Jan 15 2025

    Pin holes are a pesky issue in ceramics, largely because multiple glaze defects are often called pinholes. The gang talk about the myriad issues with pinholes, and if you can fix them on an already fired pot. They also discuss why commercial glazes have wide firing ranges. They start the show laughing and questioning the existence of removable ceramic stickers. Do you have questions or need advice on glazes? Drop us a line at ForFluxSakePodcast@gmail.com and you could be featured on an upcoming show.

    This week’s episode features the following topics:

    pin holes, glaze void, refiring, reglazing, glaze temperature range, commercial glaze

    Today's episode is brought to you by Bailey Pottery Equipment and Cornell Studio Supply.

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    34 mins
  • How can I make a speckled clay body?
    Dec 18 2024

    Speckled clay bodies have come roaring back in popularity and in this episode our intrepid clay experts talk about what you can add to your clay body to create this phenomenon. They also talk about plucking and why potassium fluxes are best for clay bodies. To start the show the gang introduce the mysterious case of the A.I. glaze book. Do you have questions or need advice on glazes? Drop us a line at ForFluxSakePodcast@gmail.com and you could be featured on an upcoming show.

    As the end of the year approaches, we are asking you to donate to the Brickyard Network. You can help this show and our network of ceramic podcasts by supporting the Archie Bray Foundation with your tax-deductible donation. Thanks so much and happy holidays!

    This week’s episode features the following topics:

    Plucking, ilmenite, clay body, sodium, potassium, glaze books, manganese

    Today's episode is brought to you by Bailey Pottery Equipment and Archie Bray Residency.

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    30 mins
  • Do I have to glaze my pieces?
    Dec 11 2024

    Today’s episode features a simple question. Do I have to glaze my pieces? The FFS gang talk about unglazed surfaces, and also discuss what triggers vitrification during firing. To start the episode, they also gab about Producer Ben’s new book on low-fire glazes for potters and sculptors. Do you have questions or need advice on glazes? Drop us a line at ForFluxSakePodcast@gmail.com and you could be featured on an upcoming show.

    This week’s episode features the following topics:

    Low fire, vitrification, underglaze, vitreous slip, terracotta, dunting, glaze tension

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    34 mins

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