As a long test run I used CNC v3.2.1 to carve parts from 5mm polycarbonate needed to build my WinchBot:

I was grinding a lot of solid plastics to dust with a 1.5mm two flutes miller:

The machine performed very well, but the filter system definitely needs a redesign. I will use a reservoir outsides the bowl, so I can remove chips even while the machine is running.