I read somewhere that they were printing metal jet engine components in titanium. I will check further.
There was a poster designing the back end of the Milwaukee "Sky Top." I was watching, because sooner or later I am going to do an all metal Skytop, using lost wax for that complex window arrangement. He seems to have given up.
Edit: here you go. Sintering, laser beam, electron beam. All very expensive at the moment, but as with all of this, prices come down with increasing experience and capabilities:
