Titanium 3D Printing: DMLS vs EBM Comparison
DMLS vs EBM for titanium additive manufacturing.
Quick Answer
DMLS: better finish/tolerances. EBM: faster, lower residual stress. Both > 99.5% density.
Comparison
| Property | DMLS | EBM |
|---|---|---|
| Build rate | 5-20 cm3/h | 55-80 cm3/h |
| Surface finish | 200-400 Ra | 350-500 Ra |
| Resolution | ±0.003 in | ±0.005 in |
| Fatigue strength | 80% wrought | 70% wrought |
References
- ASTM F2924, ASTM F3001