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Orton Pyrometric Minibar Kiln Cones

Orton Pyrometric Minibar Kiln Cones

Potterycrafts

£4

The effect of temperature and time together is called heatwork. Pure temperature only tells half of the story; to understand the firing process it is essential to grasp that the time taken to carry out a firing has nearly as much bearing on the end result, as the temperature. For example, if two identical pieces are fired, one taking eight hours to reach temperature, the other only six hours, the

Potterycrafts's own words, read from their page.

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Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.