Clay and Glaze Chemistry

5,572 topics in this forum

1. Amaco glaze - What's the soaking period for cone 05 glazes?

   By Aditi, February 18, 2019
   • 1 reply
   • 239 views
   • 
   • neilestrick
   • February 18, 2019

2. Rice ash glaze recipe adjustment

   By reneetje, February 16, 2019   

   • rice
   • ash
   • (and 6 more)

     Tagged with:

     • rice
     • ash
     • glaze
     • adjusting
     • nuka
     • ball clay
     • kaolin
     • feldspar
   • 8 replies
   • 2.2k views
   • 
   • reneetje
   • February 18, 2019

3. How long & at what temperature should I soak cone 05 glaze till it matures?

   By Aditi, February 16, 2019
   • 7 replies
   • 2.8k views
   • 
   • Bill Kielb
   • February 17, 2019

4. how to make glaze which swells?

   By shahboz, January 31, 2019
   • 6 replies
   • 767 views
   • 
   • shahboz
   • February 17, 2019

5. Soluble metallic salts. Any one using them?

   By Babs, February 15, 2019   

   • glazes
   • decoration
   • (and 1 more)

     Tagged with:

     • glazes
     • decoration
     • metallic salts
   • 8 replies
   • 2.5k views
   • 
   • terrim8
   • February 16, 2019

6. Underglaze color

   By Gabby, February 11, 2019
   • 18 replies
   • 2.7k views
   • 
   • Callie Beller Diesel
   • February 16, 2019

7. best way to use crackle glaze

   By claybandit, February 12, 2019
   • 6 replies
   • 1.2k views
   • 
   • claybandit
   • February 16, 2019

8. Porcelain

   By Carrick, February 14, 2019   

   • i’m confused
   • 14 replies
   • 780 views
   • 
   • Carrick
   • February 15, 2019

9. Misleading safety info from manufacturers?

   By liambesaw, January 28, 2019
   • 23 replies
   • 888 views
   • 
   • Rae Reich
   • February 14, 2019

10. colored slips

    By Elke Levine, February 13, 2019
    • 6 replies
    • 1.2k views
    • 
    • Min
    • February 13, 2019

11. raku tea cup - food safe?

    By terrim8, February 8, 2019
    • 18 replies
    • 3.9k views
    • 
    • Rae Reich
    • February 9, 2019

12. Chemical properties of Kaolin and Ceramic

    By Mugisha, February 6, 2019
    • 6 replies
    • 546 views
    • 
    • glazenerd
    • February 7, 2019

13. Deep purple precipitating out hard flat chips

    By docweathers, February 5, 2019
    • 19 replies
    • 496 views
    • 
    • Magnolia Mud Research
    • February 7, 2019

14. plastic clay and drying performance

    By C.Banks, January 25, 2019   

    • dfac
    • shrinkage
    • (and 3 more)

      Tagged with:

      • dfac
      • shrinkage
      • cracking
      • grog
      • particle
    • 7 replies
    • 718 views
    • 
    • Red Rocks
    • February 5, 2019

15. Glaze pinhole

    By Adhithan, February 4, 2019
    • 1 reply
    • 259 views
    • 
    • neilestrick
    • February 4, 2019

16. What temperature is OK to crack kiln open

    By Sue T, February 2, 2019
    • 19 replies
    • 6.4k views
    • 
    • Babs
    • February 4, 2019

17. Clay thickness, in relation to physical strength 1 2

    By hitchmss, January 30, 2019
    • 41 replies
    • 4.8k views
    • 
    • Bill Kielb
    • February 4, 2019

18. Cristobalite

    By glazenerd, February 2, 2019
    • 9 replies
    • 723 views
    • 
    • Bill Kielb
    • February 4, 2019

19. Pinging noise in plates

    By Lapis108, February 1, 2019
    • 6 replies
    • 1.7k views
    • 
    • Bill Kielb
    • February 2, 2019

20. Low Fire Clay/Glaze for Bakeware?

    By BeyondVagabond, January 30, 2019   

    • low fire clay
    • low fire
    • (and 5 more)

      Tagged with:

      • low fire clay
      • low fire
      • pie plate
      • food safe
      • food safety
      • glaze
      • clay
    • 11 replies
    • 3.6k views
    • 
    • Rae Reich
    • February 1, 2019

21. Gum addition to toughen glaze coat.

    By cambriapottery, February 1, 2019   

    • glaze powdery
    • 3 replies
    • 399 views
    • 
    • Mark C.
    • February 1, 2019

22. Does calcined EPK rehydrate if it gets wet?

    By Callie Beller Diesel, January 28, 2019
    • 15 replies
    • 1k views
    • 
    • terrim8
    • January 31, 2019

23. Plasticity in earthen ware?

    By Michael Sorum, January 30, 2019
    • 6 replies
    • 282 views
    • 
    • oldlady
    • January 31, 2019

24. FIRING

    By RICHARD SE, January 30, 2019
    • 1 reply
    • 261 views
    • 
    • Hulk
    • January 30, 2019

25. I "glaze" fired instead of bisque...

    By LogicalHue, January 15, 2019
    • 4 replies
    • 677 views
    • 
    • LogicalHue
    • January 29, 2019