Crossbeam of a milling machine
- Steel – Aluminum foam – Steel – Sandwiches
- Steel 3 mm, Foam 29 mm
- Dimensions: 1 182 x 1 179 x 35 mm³
- Comparison of constructional variants
- Steel design: mass 6,3 t, deflection under own weight
34 µm
- Sandwich construction: mass 6,6 t, deflection under own weight 14 µm