2 common technologies for metal printing are compared for you by Sirris: Electron Beam Melting (EBM) en Laser Beam Melting (LBM)

1. EBM
VS
LBM
© frauenhofer

2. 2 COMMON TECHNOLOGIES FOR
METAL PRINTING
EOSArcam
COMPARED FOR YOU BY sirris

3. Process similaritiesSIMILARITIES
BOTH A POWDER BED TECHNOLOGY
LAYER BY LAYER, SELECTIVELY MELTED POWDER
RESULTS IN, CLOSE TO, 100% DENSE COMPONENTS
© llnl.gov

4. DIFFERENCES
USES AN ELECTRON BEAM
WORKS IN BUILDING CHAMBER OF APPROX 700°c
REST POWDER IS A PRE-SINTERED CAKE
EBM:
WORKS IN VACUUM BUILDING ATMOSPHERE
FEW SUPPORT STRUCTURES ARE NEEDED
© arcam

5. DIFFERENCES
USES A LASER BEAM
WORKS WITH A HEATED PLATFORM UP TO 200°c
REST POWDER REMAINS LOOSE POWDER
LBM:
TYPICALLY ARGON CHARGED BUILDING ATMOSPHERE
MORE SUPPORT STRUCTURES ARE NEEDED
© siemens

6. IN APPLICATION
SURFACE QUALITY LBM > EBM
DETAILS QUALITY LBM > EBM
SPEED OF BUILDING EBM > LBM
LOWER t IN LBM MAKES STRESS RELIEF NECESSARY
COMPLEX INTERAL CHANNELS LBM > EBM
AVAILABLE MATERIALS LBM > EBM
© sirris

7. The numbersIN NUMBERS
LBM EBM
Size building
chamber (mm)
typical 250 x 250 x 350 Ø 210 x 350
up to 500 x 280 x 325 Ø 350 x 380
Layer thickness (µm) 30 to 90 50 to 90
Min wall thickness (mm) 0.2 0.6
Accuracy (mm) +/- 0.1 +/- 0.3
Build rate (cm³/h) 5 - 20 80
Surface roughness (µm) 5 - 15 20 - 30
© fluentu
Disclaimer: above values are indicative; for specific cases, contact us to explore the possibilities together

8. MACHINE SUPPLIERS
EBM:
ARCAM – PATENT HOLDER
LBM:
CONCEPT LASER - DE
EOS - DE
RENISHAW - UK
SLM SOLUTIONS - DE
3D SYSTEMS - US
And More…
© k-y jelly

9. SLM SOLUTIONS 250
ARCAM A²
BOTH TECHNOLOGIES AVAILABLE AT SIRRIS

10. NEED HELP?
GET IN TOUCH!
STIJN LAMBRECHTS
stijn.lambrechts@sirris.be
+32 474 36 54 47
WANT TO GET STARTED?
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