Castin' Craft Resin Spray Finish Sealer is an excellent multi-purpose Clear gloss that is easy to apply and fast drying. Ideal for covering imperfections on casted pieces and sealing off surface tackiness on polyester casting resin castings. Use on metal, wood, sea-shells, paper, dried flowers and more. Keep away from children. 5.25 oz. Clear Gloss.
Here are some basic tips for casting optically clear resin parts. In this tutorial we cast Crystal Clear 202 urethane resin into a Mold Star 15 silicone mold to produce a UV resistant, optically clear casting. We also demonstrate how to properly vacuum de-gas the material before pouring, which will produce a bubble-free casting.