Egg Shell Casting by Kaja Woelky

Kaja Woelky developed an unconventional porcelain casting technique based on the natural formation of a chicken egg. During the formation of an egg shell, calcium attaches itself to a membrane. Translated into porcelain, Woelky covered a supporting structure (called “pneu”) in a thin membrane of alginate, which she then coats with several layers of slip. This method allows small grains or seeds to be inserted in between the thin layers, creating a porous structure after firing.

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