Any advice on how to prevent this? Delft clay : r/Silvercasting

Technique: Delft Clay Casting – DESIGNYARD

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Casting Tutorial: How to cast with Delft Clay step-by-step instructions

Delft Casting Technique

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Delft Casting Technique

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Now divided into two bags: Red Clay was created for Jewelers and Metalsmith's who want excellent results when casting jewelry. This clay is as good as

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Delft Casting Technique

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