Firing

  • Articles

    What is Raku?

    - by Polly Beach

    “Raku” refers to an ancient Japanese technique used for quick-firing pots to temperatures of around 1800 degrees F, removing them with tongs from the kiln when red hot, and quick-cooling in the open air. Over the past 40 years, the ancient firing method has been expanded to include post-firing reduction by placing the pot into a combustible material such as

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  • Articles

    Understanding “Cones”

    - by Polly Beach

    If you’ve often wondered about the difference between small “junior” cones and large “senior” cones, take a look at Orton Firing Foundation’s “Cone Equivalents” chart. You’ll see that cone 6 translates into 2291 degrees F (1255 degrees C), if you’re using small junior cones in your kiln sitter. But wait a minute! If you’re shutting off the kiln manually by

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