Table 1.

Selective Laser Melting (SLM) variables.

Powder Properties	Process Parameters
Particle shape	Laser power	Layer thickness
Particle size and distribution	Scanning speed	Scanning strategy
Chemical composition	Hatching distance	Building orientation
Thermal conductivity	Protective atmosphere	Gas flow
Melting temperature	Laser beam radius	Bed temperature
Absorptivity/reflectivity	Laser type	-