|Monthly Tech-Tip |
Not if it is thin walled and a high percentage of surface area is evenly exposed to the heat. These pieces are made from 65% ball clay and 35% feldspar, that is not a body one would expect to be able to handle at 15-minute drying, yet it does. The one on the right is completely dry, the one of the left is partly dry (and steaming). They were put into the kiln upside down, exposing all surfaces evenly.
In ceramics, this is the period in the kiln firing where the final mechanical water is being removed. The temperature at which this can be done is higher than you might think.