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In this video you will see the step by step process for building molds using a piece of aluminum. Will it work? ------------------------------------------------------------------------------------ ???? Become a member of this channel and get exclusive benefits ???? https://www.youtube.com/channel/UCdJ7... ???? Like and share the videos and help the channel !!! ???? ------------------------------------------------------------------------------------ Materials Carnauba-based mold release wax 1 KG blue silicone rubber Advanced Vacuum's blue silicone rubber is widely used for building molds due to its strength. ???? FACEBOOK ???? / contatoadvancedvacuum ???? INSTAGRAM ???? / advancedvacuum ???? Online Store ???? https://www.advancedvacuum.com.br Silicone rubber for mold • ???? How to make silicone molds (step by step ...