Clay and Glaze Chemistry

5,615 topics in this forum

1. Frit Substitution Chart + Orton Cone Charts + Kiln Wash Recipes

   By Min, October 15, 2019
   • 21 replies
   • 14.2k views
   • 
   • olaff40
   • May 23

2. Potash Feldspar comparisons of Custer, Mahavir, G200EU and Vardhman

   By Min, May 3
   • 0 replies
   • 317 views
   • 
   • Min
   • May 3

3. Wild Clay Processing

   By Min, November 5, 2022   

   • found clay
   • foraged clay
   • (and 2 more)

     Tagged with:

     • found clay
     • foraged clay
     • dug clay
     • testing wild clay
   • 21 replies
   • 2.2k views
   • 
   • Pluton
   • January 26

4. Eutectics Calculator 1 2

   By Min, May 12, 2021
   • 42 replies
   • 5.7k views
   • 
   • C.Banks
   • January 14

5. Custer feldspar... again... new chemistry 2021 data 1 2

   By Dick White, August 15, 2022
   • 44 replies
   • 3.3k views
   • 
   • GEP
   • January 3

6. Talc shortage? New Talc - Cim Talc and Fabi Talc 1 2

   By Susan McHenry, April 28, 2021   

   • talc
   • cim talc fabi talc
   • 28 replies
   • 7.3k views
   • 
   • Dick White
   • October 22, 2023

7. Spodumene Substitute Analysis

   By Min, April 1, 2023
   • 11 replies
   • 1.4k views
   • 
   • PeterH
   • July 10, 2023

8. User Beware + Technical FAQ's

   By Guest JBaymore, February 22, 2014
   • 4 replies
   • 27.1k views
   • 
   • oldlady
   • December 27, 2019

9. Absorption for functional ware 1 2

   By HenryBurlingame, Sunday at 04:38 AM
   • 26 replies
   • 465 views
   • 
   • High Bridge Pottery
   • 4 hours ago

10. Albany Slip-no more hoarding

    By Mark C., 5 hours ago
    • 0 replies
    • 14 views
    • 
    • Mark C.
    • 5 hours ago

11. Deep Black Glaze

    By okrish, July 20   

    • black
    • glaze
    • (and 4 more)

      Tagged with:

      • black
      • glaze
      • satin black
      • flat
      • undergalze
      • underglazes
    • 17 replies
    • 194 views
    • 
    • neilestrick
    • 22 hours ago

12. Amaco stoneware - blue glaze turned out to green

    By Sedef, July 7
    • 6 replies
    • 116 views
    • 
    • Chilly
    • Thursday at 05:56 PM

13. Zircon Based Kiln Washes

    By HenryBurlingame, Tuesday at 03:01 AM
    • 5 replies
    • 74 views
    • 
    • Kelly in AK
    • Wednesday at 04:50 AM

14. RedArt Terra Sig Question re. Ball Milling and use on Stoneware

    By TonyC, July 18
    • 4 replies
    • 76 views
    • 
    • Min
    • July 20

15. "Chrome" glaze

    By JohnnyK, July 17
    • 3 replies
    • 100 views
    • 
    • Jeff Longtin
    • July 20

16. Proper Dumping of Terra Sig sludge?

    By TonyC, July 19
    • 0 replies
    • 38 views
    • 
    • TonyC
    • July 19

17. Can't Get Louk's Amazing Red To Work

    By mrcasey, July 18
    • 3 replies
    • 58 views
    • 
    • neilestrick
    • July 19

18. Replace Sodium Silicate with Darvan 7 for Terra Sig

    By TonyC, July 18
    • 0 replies
    • 35 views
    • 
    • TonyC
    • July 18

19. Gaz glaze recipe adjusted to be fired in an electric kiln

    By Asnat, July 17
    • 3 replies
    • 88 views
    • 
    • Asnat
    • July 17

20. Glaze thickness and volume changing after mixing. (former title Ms)

    By Moira Frossard, July 15
    • 3 replies
    • 87 views
    • 
    • Babs
    • July 15

21. Bisque error

    By theeverlivingmumrah, July 15
    • 1 reply
    • 62 views
    • 
    • Min
    • July 15

22. Can you make a ready to mix cone 5 glaze to cone 6

    By Mill6, July 14
    • 2 replies
    • 58 views
    • 
    • Kelly in AK
    • July 15

23. Nepheline Syenite

    By TracyH, July 13
    • 3 replies
    • 84 views
    • 
    • Mark C.
    • July 13

24. Looking for locally sourced clay in Midwest

    By sbogda, June 12, 2023
    • 6 replies
    • 521 views
    • 
    • neilestrick
    • July 12

25. Clay body for wall tiles

    By elenab, July 10
    • 2 replies
    • 81 views
    • 
    • elenab
    • July 10