Clay and Glaze Chemistry

5,550 topics in this forum

1. New at Pottery- confused and need help please

   By gingersmom, June 11, 2022
   • 6 replies
   • 512 views
   • 
   • PeterH
   • June 14, 2022

2. What is the significance of a glaze's "specific gravity"

   By Crooked Lawyer Potter, May 17, 2022
   • 10 replies
   • 627 views
   • 
   • Callie Beller Diesel
   • June 13, 2022

3. Low-fire unglazed Stull charts equivilents

   By padjbarry, June 1, 2022
   • 9 replies
   • 651 views
   • 
   • PeterH
   • June 13, 2022

4. Wood ash glaze strange patina

   By Valeria, June 10, 2022
   • 5 replies
   • 393 views
   • 
   • neilestrick
   • June 11, 2022

5. GC715

   By Robert Marx, June 9, 2022
   • 2 replies
   • 385 views
   • 
   • Robert Marx
   • June 9, 2022

6. Glaze was still powdery after 18 hours

   By Beachless1, June 7, 2022
   • 2 replies
   • 135 views
   • 
   • Beachless1
   • June 7, 2022

7. Nara 05/06 Best Clear Glaze Recommendations

   By MikkiNightCraft, June 2, 2022
   • 7 replies
   • 563 views
   • 
   • Roberta12
   • June 3, 2022

8. Found Native Wild Red Clay question

   By FALLA, May 27, 2022
   • 3 replies
   • 263 views
   • 
   • Babs
   • June 3, 2022

9. Substitution material question

   By cambriapottery, May 28, 2022
   • 5 replies
   • 366 views
   • 
   • JohnnyK
   • May 29, 2022

10. Powdery Application of Dry Mix Dip Glaze

    By VeronicaP, May 27, 2022
    • 8 replies
    • 643 views
    • 
    • Callie Beller Diesel
    • May 28, 2022

11. Need help identifying this glaze

    By artemshmeriga, May 26, 2022
    • 7 replies
    • 479 views
    • 
    • Bill Kielb
    • May 26, 2022

12. Bisque firing Amaco 38 to cone 03

    By Lula, May 25, 2022   

    • amaco
    • cone03
    • 3 replies
    • 494 views
    • 
    • Bill Kielb
    • May 25, 2022

13. What did I do?

    By eoteceramics, May 21, 2022
    • 2 replies
    • 354 views
    • 
    • eoteceramics
    • May 22, 2022

14. Fireclay sand required for a diy tandoor 1 2

    By dexter7205, April 18, 2022
    • 35 replies
    • 3k views
    • 
    • Callie Beller Diesel
    • May 18, 2022

15. Question re using black underglaze

    By LaniSelick, May 17, 2022   

    • underglaze
    • 3 replies
    • 560 views
    • 
    • Bill Kielb
    • May 18, 2022

16. Color of fired clay body

    By Kyla, May 4, 2022
    • 8 replies
    • 758 views
    • 
    • Callie Beller Diesel
    • May 15, 2022

17. Relative weight of different clays

    By Crooked Lawyer Potter, May 13, 2022
    • 4 replies
    • 549 views
    • 
    • kswan
    • May 14, 2022

18. Dipping glaze turned into sludge…tips on thinning?

    By JRW, May 10, 2022
    • 4 replies
    • 811 views
    • 
    • JRW
    • May 14, 2022

19. Milky 'Clear glaze' - (again!)

    By ValK, May 12, 2022
    • 6 replies
    • 428 views
    • 
    • Bill Kielb
    • May 13, 2022

20. Galaxy Effect

    By blue bronco.co, May 11, 2022
    • 3 replies
    • 430 views
    • 
    • blue bronco.co
    • May 12, 2022

21. What is the difference between regular glazes and enamel used on jewellery, could someone explain? Thank you!

    By simon7, May 7, 2022   

    • glaze
    • vitreous enamel
    • 8 replies
    • 1.8k views
    • 
    • simon7
    • May 10, 2022

22. Under fired bisque

    By jo Basnett, May 10, 2022
    • 1 reply
    • 442 views
    • 
    • Babs
    • May 10, 2022

23. Is my glaze foodsafe

    By Ruzim, May 9, 2022
    • 9 replies
    • 431 views
    • 
    • Ruzim
    • May 10, 2022

24. Substitute for Standard's 112?

    By Clay17, May 1, 2022
    • 5 replies
    • 286 views
    • 
    • Morgan
    • May 8, 2022

25. bismuth trioxide versus bismuth nitrate

    By verdi, May 6, 2022
    • 2 replies
    • 636 views
    • 
    • neilestrick
    • May 7, 2022