Clay and Glaze Chemistry

5,560 topics in this forum

1. Is there any way to "whiten" red clay?

   By Tabathos, June 13, 2019
   • 5 replies
   • 1.2k views
   • 
   • Callie Beller Diesel
   • June 13, 2019

2. Glaze over underglaze

   By Yawnoc, May 29, 2019
   • 8 replies
   • 730 views
   • 
   • Yawnoc
   • June 9, 2019

3. superficial glazing

   By Luceille, June 7, 2019
   • 4 replies
   • 316 views
   • 
   • curt
   • June 9, 2019

4. Natural yellow clay when fired!

   By Derek Olive, June 7, 2019
   • 3 replies
   • 1.6k views
   • 
   • Derek Olive
   • June 9, 2019

5. A Question About Glazing An Existing Brick

   By Ginaragsdale, September 7, 2015
   • 18 replies
   • 8.2k views
   • 
   • Mark C.
   • June 7, 2019

6. This clay?

   By laughlin, June 6, 2019
   • 10 replies
   • 512 views
   • 
   • laughlin
   • June 7, 2019

7. Excess glaze

   By Carlie, June 6, 2019   

   • glaze
   • remove glaze
   • 2 replies
   • 237 views
   • 
   • neilestrick
   • June 7, 2019

8. Alumina hydrate and oxide

   By cambriapottery, May 27, 2019   

   • can you substitute alumina oxide for alumina hydrate?
   • 6 replies
   • 1.2k views
   • 
   • cambriapottery
   • June 5, 2019

9. The use of broken bisque ware

   By AbbyRose, June 5, 2019
   • 1 reply
   • 532 views
   • 
   • LeeU
   • June 5, 2019

10. Transparent glaze over dark clay

    By Danielle Caron, May 31, 2019
    • 10 replies
    • 2.5k views
    • 
    • Danielle Caron
    • June 3, 2019

11. writing a glaze book

    By beardsley, May 28, 2019
    • 6 replies
    • 659 views
    • 
    • neilestrick
    • May 31, 2019

12. Working in Korea

    By Anna HJ, May 2, 2019   

    • international
    • glaze
    • (and 2 more)

      Tagged with:

      • international
      • glaze
      • chemical
      • korea
    • 2 replies
    • 508 views
    • 
    • preeta
    • May 31, 2019

13. Glaze Advice Needed :)

    By Jess_King, May 16, 2019
    • 9 replies
    • 572 views
    • 
    • Up in Smoke Pottery
    • May 28, 2019

14. Crazing disaster

    By Grace london, May 16, 2019   

    • craze
    • lowfire
    • 7 replies
    • 495 views
    • 
    • Up in Smoke Pottery
    • May 28, 2019

15. Luster or Metallic over glaze

    By tbaa, May 27, 2019
    • 8 replies
    • 1.1k views
    • 
    • tbaa
    • May 28, 2019

16. Slip- Engobe Study

    By glazenerd, January 12, 2019   

    • slip
    • viscosity
    • (and 3 more)

      Tagged with:

      • slip
      • viscosity
      • particles
      • ph
      • engobe
    • 20 replies
    • 1k views
    • 
    • LeeU
    • May 28, 2019

17. Systems for processing dug clay

    By Krawiea, May 26, 2019
    • 3 replies
    • 343 views
    • 
    • liambesaw
    • May 27, 2019

18. Bubbles on glaze mixture surface

    By tbaa, May 21, 2019   

    • glazes
    • 8 replies
    • 895 views
    • 
    • tbaa
    • May 27, 2019

19. Firing Schedule Variables

    By glazenerd, May 25, 2019   

    • firing schedule
    • variables
    • (and 4 more)

      Tagged with:

      • firing schedule
      • variables
      • ramp cycle
      • single fire
      • bisq fire
      • red body
    • 13 replies
    • 1.2k views
    • 
    • glazenerd
    • May 26, 2019

20. black specks in white glaze

    By April Crowell, May 24, 2019   

    • glaze
    • issue
    • (and 4 more)

      Tagged with:

      • glaze
      • issue
      • white glaze
      • glaze issue
      • black speck
      • black speck in glazes
    • 12 replies
    • 3.2k views
    • 
    • April Crowell
    • May 25, 2019

21. Hudson River Valley clay

    By Jack Woodhull, May 18, 2019
    • 5 replies
    • 421 views
    • 
    • Jack Woodhull
    • May 25, 2019

22. Vitrification and Glaze Fit Issues with Cone 10 Glacia

    By LeeS, May 23, 2019
    • 8 replies
    • 838 views
    • 
    • LeeS
    • May 24, 2019

23. Feldspars are G200 and Custer more or less equivalent

    By cambriapottery, May 23, 2019   

    • shino glaze and feldspar
    • 3 replies
    • 2.3k views
    • 
    • glazenerd
    • May 23, 2019

24. "My Blue" glaze previously available on Glazemixer

    By annmizz, May 21, 2019   

    • my blue
    • glazemixer
    • (and 3 more)

      Tagged with:

      • my blue
      • glazemixer
      • recipe
      • cone 6 glaze
      • opaque blue
    • 1 reply
    • 324 views
    • 
    • Rae Reich
    • May 23, 2019

25. Glaze "Overlaps"

    By Rick Wise, May 21, 2019
    • 9 replies
    • 1k views
    • 
    • Bill Kielb
    • May 23, 2019