Slumping
This is not something with which I’ve had much experience. I was very surprised when I opened the kiln and found it stuck to the shelf in this manner. This clay body tested at 1.5% …
Tag: ceramics
Porosity tests of 100% local clay
Tests of my red clay and Moon clay (Moon community, southeast Oklahoma) both of which were just rough processed through window screen. The sandstone revision 3 is the SS3 bar. It’s fine processed with some …
Practical Drying Tests
A couple of largish greenware (unfired) test pots from 100% wild clay. Both of these were dried inside with the AC, but uncovered to see how they would do. They didn’t crack. The red bowl …
Moon Clay (Moon Community)
I did not have to put this clay in the dewatering tub. It settled enough on its own that it didn’t need it. I only rough screened this clay (window screen). It dewaters extremely fast …
Test Results for Nepheline Syenite Additions to Sandstone Clay
For the previous post on this clay https://daylenes.com/2021/07/27/test-the-sandstone-clay/ I tested each batch only once. For better accuracy, do multiple tests. However, this tells me that I need to add more Neph Sye than I like. …
Testing the Sandstone Clay
This is a clay that is right next to my house. Super easy to access and easy to process. I first located this clay last year and did some initial tests then got side tracked …
Cleaning Pottery Rags
People often ask about cleaning muddy pottery towels and clothes. Well, I’ve found something that works great! This is the Breathing Mobile Washer.
Wild/Local Clay Tests
I goofed with this load of bisque. I didn’t make sure my thermocouple was completely inserted (it wasn’t even all the way though the kiln wall). The load was badly overfired (for bisque). The test …