Clay and Glaze Chemistry

5,559 topics in this forum

1. Underglaze over underglaze

   By Lynyfred, April 20, 2022
   • 4 replies
   • 687 views
   • 
   • Min
   • April 21, 2022

2. Glazing earthenware with unmined ingredients

   By Alyosha, March 27, 2022
   • 9 replies
   • 457 views
   • 
   • Xav O
   • April 20, 2022

3. Oil based "plasticine" clay recipe

   By lilipil, March 17, 2019   

   • placticine
   • oil
   • (and 1 more)

     Tagged with:

     • placticine
     • oil
     • cnc
   • 19 replies
   • 7.4k views
   • 
   • PeterH
   • April 20, 2022

4. Greenware sat out for two months, I then glazed without firing...

   By mika, April 19, 2022
   • 1 reply
   • 157 views
   • 
   • Mark C.
   • April 20, 2022

5. What causes glaze color variation?

   By MissyLee5, April 16, 2022
   • 20 replies
   • 1.2k views
   • 
   • MissyLee5
   • April 19, 2022

6. Slips are always dull after glazing

   By Crowknows, April 15, 2022
   • 4 replies
   • 255 views
   • 
   • Jeff Longtin
   • April 19, 2022

7. Fighting bare crawling patches and they’re winning!

   By Beebop, April 12, 2022
   • 21 replies
   • 1.2k views
   • 
   • Min
   • April 19, 2022

8. engobe with stain- mix issue

   By steff p, April 16, 2022   

   • engobes
   • stains
   • (and 2 more)

     Tagged with:

     • engobes
     • stains
     • stain recipes
     • troubleshooting
   • 22 replies
   • 576 views
   • 
   • Min
   • April 18, 2022

9. Low vs Mid fire: Crazing and Warping

   By Cfeng, April 14, 2022
   • 4 replies
   • 385 views
   • 
   • Callie Beller Diesel
   • April 17, 2022

10. mollocite

    By tomato red glaze, April 15, 2022
    • 5 replies
    • 573 views
    • 
    • Min
    • April 16, 2022

11. Pottery for kids

    By Christina14, April 15, 2022
    • 4 replies
    • 350 views
    • 
    • Benzine
    • April 16, 2022

12. Delayed dunting crack delayed crazing crack

    By FelicityPalumbo, April 9, 2022
    • 20 replies
    • 1.4k views
    • 
    • Hulk
    • April 15, 2022

13. Underglaze become dusty and fell off bine dry greenware

    By Jinbei, April 13, 2022   

    • greenware
    • underglaze
    • (and 2 more)

      Tagged with:

      • greenware
      • underglaze
      • firing
      • bisque
    • 2 replies
    • 310 views
    • 
    • neilestrick
    • April 14, 2022

14. Iron absortion through skin?

    By bryan65, April 14, 2022   

    • safety in the studio
    • health
    • (and 1 more)

      Tagged with:

      • safety in the studio
      • health
      • toxicity
    • 4 replies
    • 455 views
    • 
    • Russ
    • April 14, 2022

15. Help with white cone 6 glaze

    By ACP, April 10, 2022   

    • glaze
    • problem
    • 18 replies
    • 426 views
    • 
    • Min
    • April 13, 2022

16. Glaze making - beginner's questions

    By karimel, April 5, 2022
    • 12 replies
    • 549 views
    • 
    • Chilly
    • April 12, 2022

17. Terra sig gone weird colour

    By Laura-RPC, April 5, 2022
    • 5 replies
    • 295 views
    • 
    • Min
    • April 9, 2022

18. Bear pottery, bought oxides for him but don't know how to mix them

    By nancylee, April 7, 2022
    • 6 replies
    • 442 views
    • 
    • Callie Beller Diesel
    • April 8, 2022

19. Dunting problem

    By Steve Ayers, April 5, 2022
    • 6 replies
    • 516 views
    • 
    • Steve Ayers
    • April 7, 2022

20. Numbering System for Glaze Test Recordkeeping

    By MissyLee5, March 22, 2022
    • 13 replies
    • 1k views
    • 
    • oldlady
    • April 6, 2022

21. Can you use low fire glazes with mid-range clay?

    By francescap, April 1, 2022   

    • clay
    • clay chemistry
    • (and 3 more)

      Tagged with:

      • clay
      • clay chemistry
      • glazes
      • mid range
      • low-fire
    • 4 replies
    • 1.8k views
    • 
    • Magnolia Mud Research
    • April 4, 2022

22. Standard 105 vs 105NT

    By andryea, October 28, 2021
    • 5 replies
    • 514 views
    • 
    • Callie Beller Diesel
    • March 31, 2022

23. Green Spots After Glaze Firing

    By Ceramic Human, February 21, 2019
    • 15 replies
    • 2.3k views
    • 
    • Callie Beller Diesel
    • March 31, 2022

24. Harvesting clay

    By LaurelB, March 28, 2022
    • 2 replies
    • 465 views
    • 
    • Magnolia Mud Research
    • March 28, 2022

25. Clayglaze to runny, how much AlO2.

    By AOEYnes, March 20, 2022
    • 5 replies
    • 341 views
    • 
    • Min
    • March 25, 2022