> Hi Mike, I would go by the thumbnail test. As long as it's setup and at
> least hard enough to dent it with your thumbnail it should be fine. The
> cure is based on the chemical reaction and not based on contact with air.
> It will still continue to cure covered with silicone.

Kent,

I was more concerned with the silicone adhearing to the epoxy that may still be creating some blush. I'm not sure how far into the curing process blush stops appearing.

Mike