I carved this skull out of 6 gallons of epoxy resin and Walnut Burl. I then tried to duplicate the skull by casting it in silicone and making a mold of the wood section but that turned out to be ...

When you need a smooth and polished finish, or you want to make exact copies of an existing injection molded part, casting resin parts in silicone molds is an excellent option. [Eric Strebel] has ...