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<p>[QUOTE="Desertau, post: 9970279, member: 86775"]I don’t know for certain, it looks like it was made in a one piece plaster mold by the shape inside by the way it follows the outside with the inside depression. Still hand made studio pottery if this technique was used in making this bowl.</p><p><br /></p><p>if I were making bowls this way first throw a bowl and invert it on a flat surface and close it on all 4 sides or use a ring with whatever is handy that will hold up to the weight of the liquid plaster. Once the plaster has dried for a few days pop the bowl from the mold (a little Pam oil spray beforehand helps the release) and pour porcelain clay slip into the plaster mold until it is full. The slip will dry from the outside in and you can see it change thickening at the top, when the desired thickness is realized pour out the remaining slip back into its container. When sufficiently dry remove the bowl from the mold, the bowl will shrink as it dries pulling away from the plaster. Then add finishing touches like scalloping the rim. With this technique you can have any number within reason of molds going at the same time.</p><p><br /></p><p>is there any evidence of throwing rings inside, it could also be thrown or trimmed this way… but it just has that kind of look? Anyway nice bowl great find, I like the glaze and it’s nicely applied.[/QUOTE]</p><p><br /></p>
[QUOTE="Desertau, post: 9970279, member: 86775"]I don’t know for certain, it looks like it was made in a one piece plaster mold by the shape inside by the way it follows the outside with the inside depression. Still hand made studio pottery if this technique was used in making this bowl. if I were making bowls this way first throw a bowl and invert it on a flat surface and close it on all 4 sides or use a ring with whatever is handy that will hold up to the weight of the liquid plaster. Once the plaster has dried for a few days pop the bowl from the mold (a little Pam oil spray beforehand helps the release) and pour porcelain clay slip into the plaster mold until it is full. The slip will dry from the outside in and you can see it change thickening at the top, when the desired thickness is realized pour out the remaining slip back into its container. When sufficiently dry remove the bowl from the mold, the bowl will shrink as it dries pulling away from the plaster. Then add finishing touches like scalloping the rim. With this technique you can have any number within reason of molds going at the same time. is there any evidence of throwing rings inside, it could also be thrown or trimmed this way… but it just has that kind of look? Anyway nice bowl great find, I like the glaze and it’s nicely applied.[/QUOTE]
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