Why does the silicone mould appear to be dry outsi...

Because molding silicone rubber is a kind of condensation silicone rubber, which get solidified after absorbing moisture from the air. In order to provide a significant shelf-life for the silicone rubber, we will dry out the water in the silicon rubber. Solution: Add 0.05% water into the silicon rubber and Stir over a low speed briefly when you use it.   Please contact our customer service, if you have some problem.We will reply to you as soon as.  Link " message board " TEL: 86-755-89948019    86-755-89948006    86-755-89948294