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Clay and Glaze Chemistry

Recipes, clay and glaze chemistry, glazing techniques.
Moderated by: Madeleine Coomey

5,595 topics in this forum

  1. US Pigment Corp’s Glazes and Inclusion Stains?

    By Ben xyz,
    • 2 replies
    • 409 views

  2. Glaze blistering on outside of pot

    By ShanRums,
    • 2 replies
    • 340 views

  3. How to lower a cone 10 clay body to cone 7?

    By jrgpots,
    • 6 replies
    • 453 views

  4. Are some cone 5 clays ok to cone 6?

    By keridawn,
    • 4 replies
    • 523 views

  5. Different colour inner/outer bisque fired pot

    By Annamarsh,
    • 4 replies
    • 622 views

  6. Prepare wild clay?

    By caveman,
    • 7 replies
    • 457 views

  7. Why do 3134 and 3195 - which on paper have the same level of boron - calculate totals differently

    By mr_glazy_man,
    • 11 replies
    • 566 views

  8. Preserve crazing of 3110 based glaze but lower melting temp

    By mr_glazy_man,
    • 14 replies
    • 800 views

  9. Calamine

    By jrgpots,
    • 7 replies
    • 471 views

  10. Using Darvan 7 or something else to reconstitute old commercial glazes

    By Karen Singer,
    • 6 replies
    • 863 views

  11. How to control blurring of oxide under glaze or over glaze decoration?

    By Franny,   
    • 7 replies
    • 459 views

  12. Can I re fire pottery that did not reach vitrification?

    By Anna M,
    • 10 replies
    • 1.5k views

  13. 'white' clay firing buff?

    By TasseCeramics,   
    • 3 replies
    • 717 views

  14. Kiln setter recipe without talc

    By hgclayworks,   
    • 11 replies
    • 790 views

  15. What does this clay need?

    By Bing,
    • 10 replies
    • 357 views

  16. Keeping the Sculpture upright in the kiln for glazing

    By Zeynep Gedikoglu Sculpture,
    • 9 replies
    • 485 views

  17. Firing a Sealed Shape

    By Ben xyz,
    • 11 replies
    • 1.2k views

  18. Glazing and green ware

    By Csikor,
    • 2 replies
    • 296 views

  19. Milk Frother Changing Nature of Glaze?

    By Ben xyz,
    • 12 replies
    • 643 views

  20. American Beauty Glazes

    By scstroh,   
    • 14 replies
    • 4.7k views

  21. Extremely low melting cone 014 clear gloss for covering a decal

    By mr_glazy_man,
    • 1 reply
    • 235 views

  22. Corn Starch and Reglazing

    By Kktbs23,
    • 13 replies
    • 2k views

  23. The use of Flux in overglaze colors

    By azglp,
    • 6 replies
    • 419 views

  24. Underglaze on Fired Pre-Colored Porcelain?

    By Ben xyz,
    • 5 replies
    • 275 views

  25. 2nd dip didn't stick

    By alitalia,
    • 2 replies
    • 266 views
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