![Self Supporting Cones 05](http://chesapeakeceramics.com/cdn/shop/products/4048_bb84db9a-575f-4c94-9e29-3a307780508b_250x250.jpg?v=1635168765)
Self Supporting Cones 05
SKU SSB05
Electronic controllers allow firing to a temperature (and even a cone number). The controller uses a temperature reading measured by one or more thermocouple(s) placed through the refractory wall of the kiln. A self-supporting witness cone will check whether the controller is firing accurately.
Box of 25
Box of 25