Table 4 DED processing parameters (average value or set point) used on the FormAlloy L5 machine

From: Bonding SS316L and IN625 through laser powder bed fusion and directed energy deposition: a comparative tensile analysis

Power

Feed Rate (mm/min)

Flow Rate (g/min)

Spot Dia.(mm)

Shield Gas (l/min)

Carrier Gas (l/min)

Hatch Space Overlap (%)

MPSC1

Contour: 600 Infill: 800

18.75

2.5

14

7

35

  1. 1Melt Pool Size Control (MPSC) is the in-situ closed-loop feedback cycle used by Formalloy to vary the laser power to maintain the set melt pool size, which is detected by an optical camera.
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