Table 1 Summary of porosity, grain size, intermetallic size, for the as-cast feedstock and usable volume of the TR-AFSD deposit

From: Sustainable in-space manufacturing by upcycling metal space debris via a vertically integrated processing paradigm

Sample

Porosity (volume%)

Minimum Detected Pore Volume (mm3)

Maximum Detected Pore Volume (mm3)

Average Grain Size (Diameter, μm)

Average Constituent Particle Size (Area, μm2)

Cast Feedstock

0.63

0.01

16.5

112.9

34.7

TR-AFSD Usable Volume

0.016

0.004

0.067

3.7

3.1

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