March 2026: We are doing major upgrades to code here, please be patient regarding any issues. If any page is not working for a period of hours, please contact us. Thank you.
| Monthly Tech-Tip | No tracking! No ads! No paywall! |
Right: My attempts to apply a layer of watery white underglaze to leather hard clay. It is watery. We measure 68% water in this jar.
Left: After adding about a gram of Epsom Salts (and stirring thoroughly to dissolve) the slurry became thixotropic and gelled enough to enable applying a thicker layer with no problem. While this works on leather-hard ware, a high specific gravity slurry like this would not be ideal for application on bone-dry ware. Even on bisque ware significant time is needed for drying between coats.
Buy me a coffee and we can talk