Have any of you been playing with niobium? If you heat it with a
torch you can get a really durable charcoal to black pent-oxide
that can be matt or given a high polish with a little work. Just
don’t bother trying to solder it- it does make a great soldering
pick, just like titanium. I do gypsy set diamonds in it, they
burnish in nicely.
I’ve been fabricating wedding bands using 18k and niobium for
about 10 years. (Niobe is the goddess of grief)
Has anyone tried casting it in place? My one attempt was using a
commercial casting house- and a total failure- somehow the
casting process left the niobium melted looking(?!!) partially
dissolved, and brittle. Didn’t pass my stringent quality control.
(I fabricated the final ring). A year later I’m still having
(fill in the blank- virtual hearty handshake for best quip)…