solid body is not possible in milling (follow your picture), but facet body yes (like stl...)
i'm not sure but you can do > file > export > stl file
Production: NX184.108.40.206,VERICUT 8.1.2
Development: Tcl/Tk, Gnuplot
"Verify Toolpath" "Visualize 3D" has IPW "Save" Or "Save as Component"
"Simulate Machine" has "Save as Part File"
These all generate Facet Bodies that can be exported as STL
Yes, I use my UGOPEN application. I write directly in Parasolid structure all triangles, and sew it. Of course, a lot of limitations, 150000 triangles as maximum....