Casting resin

[AurumArcanum]

I’m starting to think that it isn’t all that good of a castable resin. I would recommend a different resin. As far as my burnout schedule, I’ll reference my reply to a different post:

Dental vs Jewelry Resin for 3D Printing

I’ll try to describe my process as best I can First off, Investment. Our current lineup of investments is comprised of Ransom and Randolph’s Solitaire (for stone-in-place), and Certus Prestige Optima (for everything else). The R&R has additives that make it more safe to use for stone-in-place casting (likely just boric acid, but I’m not sure), and seems to have just enough strength to avoid the expansion forces put upon it by the resins we use. Its downsides, however, are a cou…