DIY Volumetric Silicone Mold and Flat Mold from Sealant and Starch In this video, I show how to make DIY silicone molds using regular sealant and starch — no expensive silicone needed. You’ll see two ...
In this video, I’ll show you how to create a durable and lightweight silicone mold with a fiberglass shell! This method is perfect for casting large or complex objects while keeping the mold strong ...