silicone advice!

  1. Reaver

    Need info on cast molding please.

    Hey all hope you're all well. I'm trying SMOOTH-ON a two part Silicon rubber for the first time. Everything went well and I thought I had enough but as it turns out I was a bit short. I was not able to complete the mold and have about an inch or so undone. Can I add more at a later time, say...