From: Microstructure, Properties and Crack Suppression Mechanism of High-speed Steel Fabricated by Selective Laser Melting at Different Process Parameters
Laser power P(W)
Scan speed
v(mm/s)
Scan distance
h(mm)
Layer thickness
L(μm)
Substrate temperature
T(℃)
220
960
0.06
0.03
50/100/150/200