Cross section is an important factor in avoiding cracks

Monday 26th January 2015

The cross section of a bowl. For the best success in drying and firing, it is advantageous to have as even of a thickness as possible. But it is also important not to have sharp concave angles. It would have been possible to make the section outside the foot ring thinner by creating a more abrupt concave contour, but that contour, if too sharp, could offer a point of weakness where a crack could start.

Pages that reference this post in the Digitalfire Reference Database:

The Black Art of Drying Ceramics Without Cracks, Body Cracking and Dunting During Firing, Body Cracking During Drying

This post is one of thousands found in the Digitalfire Reference Database. Most are part of a timeline maintained by Tony Hansen. You can search that timeline on the home page of