Clay and Glaze Chemistry

5,553 topics in this forum

1. Flocculation and specific gravity 1 2

   By Rick Wise, November 20, 2020   

   • glaze
   • epson
   • (and 3 more)

     Tagged with:

     • glaze
     • epson
     • sp
     • deflocculation
     • epsom
   • 43 replies
   • 2.8k views
   • 
   • Mark C.
   • October 10, 2021

2. glaze shivering -

   By Ann E. V., October 9, 2021   

   • paper clay
   • stroke and coat (mayco)
   • (and 2 more)

     Tagged with:

     • paper clay
     • stroke and coat (mayco)
     • sculpture clay prep for glaze
     • white underglaze (amaco)
   • 6 replies
   • 411 views
   • 
   • Ann E. V.
   • October 10, 2021

3. Question about brown crock glaze

   By Josiegirl, October 10, 2021
   • 3 replies
   • 295 views
   • 
   • oldlady
   • October 10, 2021

4. Help with hand me down recipe

   By Jules Lamb Bear, October 7, 2021   

   • clay body recipe
   • clay body adjustment
   • 8 replies
   • 397 views
   • 
   • neilestrick
   • October 10, 2021

5. Spontaneous breaking

   By Roberta12, October 5, 2021
   • 7 replies
   • 489 views
   • 
   • Babs
   • October 10, 2021

6. What makes this glaze tick?

   By Crooked Lawyer Potter, May 5, 2021
   • 13 replies
   • 712 views
   • 
   • KarenB
   • October 10, 2021

7. how can my glaze become buttery

   By bryandave, October 1, 2021
   • 10 replies
   • 556 views
   • 
   • Russ
   • October 9, 2021

8. Firing schedule for glass on stoneware

   By docweathers, September 29, 2021
   • 19 replies
   • 708 views
   • 
   • Chilly
   • October 9, 2021

9. Old, Dry, Hardened Clay

   By elmeaux, October 5, 2021
   • 0 replies
   • 276 views
   • 
   • elmeaux
   • October 5, 2021

10. Best method for using stains as overglaze

    By tomhumf, October 2, 2021
    • 6 replies
    • 354 views
    • 
    • Babs
    • October 4, 2021

11. Adding Mason Stains To My Premixed Clear Cone 5 Glaze

    By Karen Rycheck, September 27, 2021   

    • mason stain
    • clear
    • (and 3 more)

      Tagged with:

      • mason stain
      • clear
      • translucent
      • glaze
      • cone5
    • 9 replies
    • 1.2k views
    • 
    • Callie Beller Diesel
    • October 4, 2021

12. Matt white glaze adherence and dry hardness

    By Nadrali, October 1, 2021
    • 2 replies
    • 227 views
    • 
    • Nadrali
    • October 3, 2021

13. Is a glaze with higher iron oxide levels, create more of a bubble effect as a end result? Help!

    By claudia nicole, September 29, 2021   

    • glazes
    • help
    • (and 5 more)

      Tagged with:

      • glazes
      • help
      • cones
      • techniques
      • chemicals
      • chemistry
      • thank you
    • 1 reply
    • 226 views
    • 
    • Hulk
    • September 29, 2021

14. Do oxide washes leach when applied under or over glaze layers?

    By Beebop, September 28, 2021
    • 4 replies
    • 433 views
    • 
    • neilestrick
    • September 28, 2021

15. Removing large raku items

    By ChantalPowell, September 27, 2021
    • 5 replies
    • 428 views
    • 
    • PeterH
    • September 27, 2021

16. 100% ball clay projecting black dots after firing at 550 °C 1 2

    By bijoy, September 22, 2021
    • 29 replies
    • 1.6k views
    • 
    • Callie Beller Diesel
    • September 27, 2021

17. pink glaze

    By Kate Reeves, September 8, 2021
    • 4 replies
    • 3.4k views
    • 
    • Ned23
    • September 25, 2021

18. Matt clear over underglaze

    By Gin, September 25, 2021
    • 4 replies
    • 601 views
    • 
    • Bill Kielb
    • September 25, 2021

19. Mixing mason stain into casting slip

    By moh, September 22, 2021
    • 4 replies
    • 468 views
    • 
    • Min
    • September 24, 2021

20. speckled effect - questions

    By Mai, April 19, 2020
    • 16 replies
    • 3.2k views
    • 
    • Pres
    • September 23, 2021

21. What is WW-3102?

    By ThruTraffic, September 22, 2021
    • 2 replies
    • 327 views
    • 
    • PeterH
    • September 23, 2021

22. Designing glaze blends for colors

    By 2Relaxed, September 18, 2021
    • 9 replies
    • 545 views
    • 
    • 2Relaxed
    • September 23, 2021

23. What kinds of glaze?????

    By Thuythanhthanh, September 20, 2021
    • 5 replies
    • 498 views
    • 
    • Min
    • September 22, 2021

24. Commercial glaze varieties: Colors, pazazz?

    By Greg H, September 20, 2021   

    • bright colours
    • matte finish
    • (and 2 more)

      Tagged with:

      • bright colours
      • matte finish
      • mason stains
      • underglazes
    • 4 replies
    • 556 views
    • 
    • Greg H
    • September 22, 2021

25. Firing schedules to fix offgassing of ash glaze (^6 ox)

    By Northern Pots, September 17, 2021
    • 10 replies
    • 694 views
    • 
    • Northern Pots
    • September 20, 2021