Sanding Epoxy Resin
25/01/2020 · How to Sand Epoxy Resin Wet. Wet sanding is usually done by hand. Do not use an electrically operated grinding machine if you are sanding wet, as you could otherwise suffer an electric shock. As an alternative, you can use an airpowered sander for large surfaces. Here is a brief video tutorial for wet sanding a resin coaster.