Best answer
Measure of energy
People also ask
What is a cone used for in pottery?
What is a cone in pottery? A cone is a small, pointed piece of ceramic used in pottery to measure the temperature of the kiln. It gets its name from its cone-like shape, which helps it to accurately measure the temperature. There are different cones for different firing temperatures.
What are pyrometric cones in pottery?
Cones in pottery also called pyrometric cones or witness cones, are cone-like pieces of ceramic that are designed to help you fire your pottery to the right temperature.
What is a cone schedule for ceramics?
Ceramics are fired according to a cone schedule. Thinking of the range of cone temperatures like a thermometer can help alleviate confusion. Different clay bodies and glazes mature or vitrify at different temperatures. What temperature to fire a particular clay is described by a cone.
What do cones mean in Clay Firing?
However, for most practical purposes, thinking of cones as a certain temperature will work. Each cone number corresponds to a temperature. Sometimes the clay you are using needs to be fired at a certain cone, but your kiln operates in degrees or vice versa. In those cases, it鈥檚 important that you can convert cones to degrees, or degrees to cones.