Author Topic: orange - how is this done  (Read 1876 times)

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Offline aa

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« Reply #10 on: May 11, 2006, 04:58:52 PM »
I think that the crackling is caused by an incompatible colour with a different coefficient of expansion from the clear glass and that the petal effect is the result of the colour being applied in a frit or granular form. When stretched in the blowing process these beecome petals.
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