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Showing results for tags 'cracking'.
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I’ve made at least 5 teapots. All but one have cracked when boiling water is poured into them. The crack is always in the same spot, right above the foot and cracks pretty much all the way around the bottom. None of the teapots had any cracks after they were bisqued. I’ve used 2 different kinds of clay. The teapots were not all fired in the same firing. I made sure the kiln was completely cooled to room temperature before opening the kiln. If anyone has any ideas I would really appreciate some help. Thank you. Nancy
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Hello all! I am a potter of several years but know that I still have a lifetime of learning to do. I have a very particular aesthetic I try to accomplish with my mugs-- essentially they are liner glazed interior with a thick coating of multiple glazes on the exterior. Many potters do this, amiright? I have been creating these intricate glazes myself for 3 years now, without issue. It seems like all of a sudden (last 4 months) I have had customers come to me saying that their piece has been fine during multiple uses, when all of a sudden they pour their hot liquid in, get a ping, and a horizont
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While looking into shrinkage rates and cracks and plasticity I found a picture I immediately recognised. This picture exactly matches something I've encountered. I thought maybe it was the result of some 60 mesh silica sand I was trying but now I suspect not. As someone looking for any clue along the way this small tidbit helps a bit. Thanks Tony and anyone else at Digitalfire.