Thursday, November 12, 2009

Warped plate(s) of the day




So much has happened in the past week, I don't know where to begin. I participated in my first wood fire kiln event last Saturday and it was an amazing learning experience. I only did two small bowls and a plate so we’ll see what Thanks giving unloading ceremony brings. I unloaded a kiln full of cone 6 porcelain pieces on Tuesday and am mixed about the results. Although satisfied with the glazing, lots of warping on my poor morning glory plates. After much research, I know what to do next time and much depends on the porcelain drying process; the longer the better (not good for impatient people like me). Though not functional for everyday use, they will make good serving platters. More pics of other pots later today.

4 comments:

  1. I love those warped morning glory plates. The color is delicious

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  2. Thank you - The glazes were a total experiment and the part I enjoy the most. I just cast my last morning glories before the hard frost last week and am making some cups and saucers. We'll see how they turn out...

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  3. for warping, try using porcelain sand under the plate during firing especially for porcelain clay. it allows the plate to shrink and move on the kiln shelf. make sure is is porcelain sand so it won't melt during firing.

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  4. Thanks, I was told the same afterwards that silica sand (which is what you mentioned) works, also the drying process (the longer the better with porcelain), and type of porcelain affect it as well. A professional potter friend to me to not glaze the plate bottoms, just finely sand them and place directly on kiln shelves. I'll keep trying...

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