From thrown to fired in 18 hours. How?


Thursday 7th January 2016

Using a heat gun, it took 2-3 minutes to get this mug to soft insight-live.com/glossary/57">leather-hard for trimming. It took 30 seconds to stiffen the handle for attachment afterward. I am now taking it to stiff leather-hard to prepare for glazing (left). Then I pour-glaze the inside and immediately push it lip-down into it to glaze the upper outside. I immediately gun it for a couple of minutes and then re-dip the outside bottom (up to the previous glaze boundary). Last, I gun it another 3 minutes and put it in the kiln for an hour at 250F for final water smoking. Finally, I fire 400F/hr to cone 6. The clay: Plainsman M370. The glaze: G3806C. The lesson: It is not the speed of drying; it is the evenness.

Pages that reference this post in the Digitalfire Reference Library:

Drying Ceramics Without Cracks, Once-Fire


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