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This is a cone 10R stoneware, Plainsman H550. Made by Donna Ratlege. She titles these: "Honest! I just had it". Her new super-powered gas kiln, built by Bruno Sperling, went over temperature on the first firing. These were in different parts of the kiln, each bearing witness to the degree to which it went past cone 10. Well past cone 10. These are a testament to Bruno's kiln-building and firing ability, this clay would typically bloat when fired this high.
Troubles |
Warping
There are multiple reasons why pottery and porcelain pieces can warp during firing, both vitreous and non-vitreous ware. Here is what to do about it. |
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