Just found some updated information on the new Turbocad SMesh Michael, it looks very promising, an SMesh can be converted to a solid.

Here is the information that is starting to be compiled for Turbocad V19 documentation.

https://docs.imsidesign.com/display/TC19UG/Converting+a+SMesh

If this works out as well as it is described, a major movement in the interaction between the two modelling methodologies.