Casting, Elastomers, Silicone, Spraying COPSIL 20 RTV silicone elastomer 20 ShA fluid, translucent & skin contact See Product Compare Quick View Add to Wishlist Product added! View Wishlist View Wishlist Show Information Application: Custom liners Materials: Elastomers Hardness: 20 ShA Elongation at break: 930 % Réactivité: Rapide/Normal Ratio: 100 / 100 Working time at 20°C: 25min/40min Demoulding time at 20°C: 2h/4h Silicone Type: RTV