Casting, Elastomers, Silicone COPSIL 12 RTV silicone elastomer 12 ShA translucent & skin contact See Product Compare Quick View Add to Wishlist Product added! View Wishlist View Wishlist Show Information Materials: Elastomers Silicone Type: RTV Processes: Casting Application: Custom liners Réactivité: Ratio: Working time at 20°C: Demoulding time at 20°C: Elongation at break: 950%