Here you can find some examples of sample cuts we have made with the DIY build your own CNC hot wire foam cutter design.
The photo above shows some architectural shapes and letters from EPS material
Here is another example of an EPS architectural shape
You can also cut wings - Tapered or non tapered
Here are some more wings from EPS (Expanded Polystyrene) as well as from XPS (Extruded Polystyrene)