Clay and Glaze Chemistry

5,541 topics in this forum

1. magma/lava glazes

   By s6x, September 19, 2023
   • 2 replies
   • 379 views
   • 
   • PeterH
   • September 21, 2023

2. Pots took two days to absorb glaze

   By Lainer, September 14, 2023
   • 12 replies
   • 333 views
   • 
   • Denice
   • September 18, 2023

3. Borax again

   By Gonen, January 19, 2023
   • 8 replies
   • 1.3k views
   • 
   • Callie Beller Diesel
   • September 17, 2023

4. Cone 6 Glaze firing on bisque ware fired at cone 08

   By Nancy Hartzenbusch, September 17, 2023
   • 1 reply
   • 112 views
   • 
   • Min
   • September 17, 2023

5. Raku glaze angst question please 1 2 3

   By Lilya, April 14, 2023
   • 52 replies
   • 1.8k views
   • 
   • Tori Z
   • September 16, 2023

6. Carbonato de bario

   By martuki, September 14, 2023
   • 2 replies
   • 234 views
   • 
   • Piedmont Pottery
   • September 14, 2023

7. Adding kaolin to increase firing temperature

   By Maougna, September 14, 2023
   • 1 reply
   • 228 views
   • 
   • Callie Beller Diesel
   • September 14, 2023

8. Laguna 15 cracking

   By SabClay, June 5, 2021   

   • laguna
   • porcelain
   • (and 3 more)

     Tagged with:

     • laguna
     • porcelain
     • cracking
     • cone6
     • clay
   • 19 replies
   • 1.6k views
   • 
   • Morgan
   • September 13, 2023

9. Green Spots in Italstone ceramic kitchen top

   By Johnny king, September 12, 2023
   • 1 reply
   • 129 views
   • 
   • Hulk
   • September 12, 2023

10. Clear Glaze Application

    By Katie S, September 8, 2023
    • 4 replies
    • 841 views
    • 
    • oldlady
    • September 12, 2023

11. Glaze chemicals got wet. Help?

    By Nors, September 11, 2023
    • 4 replies
    • 211 views
    • 
    • oldlady
    • September 12, 2023

12. Gillespie Borate runnier than Gerstley Borate?

    By EmilyK, September 6, 2023   

    • runnyglaze
    • dripping
    • (and 1 more)

      Tagged with:

      • runnyglaze
      • dripping
      • substitute
    • 5 replies
    • 708 views
    • 
    • EmilyK
    • September 11, 2023

13. Glaze firing with drilled holes

    By Rockhound, April 21, 2023   

    • firing
    • glaze
    • (and 1 more)

      Tagged with:

      • firing
      • glaze
      • holes
    • 9 replies
    • 730 views
    • 
    • PeterH
    • September 8, 2023

14. Toxicity transfer in alternated firings

    By mireia casanovas, September 1, 2023
    • 2 replies
    • 136 views
    • 
    • Piedmont Pottery
    • September 7, 2023

15. irregular cracks on fired cone 10 pots

    By nellhazinski, August 23, 2023
    • 13 replies
    • 629 views
    • 
    • Min
    • September 6, 2023

16. Duncan Envision Glazes

    By Murraym, September 6, 2023
    • 0 replies
    • 142 views
    • 
    • Murraym
    • September 6, 2023

17. Non chrome based green stain in a zinc base

    By mr_glazy_man, September 3, 2023
    • 3 replies
    • 207 views
    • 
    • mr_glazy_man
    • September 3, 2023

18. Aldo Londi's Rimini Blue Glaze?

    By Ben xyz, August 2, 2023
    • 16 replies
    • 545 views
    • 
    • PeterH
    • September 2, 2023

19. Why do my pieces break at decal firing?

    By Gazal, August 29, 2023   

    • decals
    • breakage
    • 7 replies
    • 324 views
    • 
    • Kelly in AK
    • September 1, 2023

20. Using oxide on bisque ware as well as over glaze

    By Naomibbbb, August 28, 2023
    • 2 replies
    • 216 views
    • 
    • Callie Beller Diesel
    • August 31, 2023

21. Pottery Ceramics Glaze color drastically changed with decal fire

    By JodRae, August 27, 2023
    • 4 replies
    • 394 views
    • 
    • Callie Beller Diesel
    • August 31, 2023

22. Making ovenware

    By AllanR, August 30, 2023
    • 1 reply
    • 244 views
    • 
    • Min
    • August 31, 2023

23. Mixing Blick Stoneware

    By Tbeans, August 28, 2023
    • 4 replies
    • 206 views
    • 
    • oldlady
    • August 31, 2023

24. Dual toned glaze

    By Li San C, August 29, 2023
    • 3 replies
    • 193 views
    • 
    • Roberta12
    • August 30, 2023

25. Clear Dipping Troubleshooting

    By CCLACC, August 26, 2023
    • 7 replies
    • 383 views
    • 
    • High Bridge Pottery
    • August 29, 2023