1 Introduction
2 Background
2.1 Laser powder bed fusion
2.2 Injection mold material 1.2709
Parameter | |
---|---|
Laser power | 170 W |
Hatch spacing | 80 μm |
Point distance | 55 μm |
Exposure time | 90 μs |
Source | HT condition | YS (MPa) | UTS (MPa) | A (%) | E (GPa) |
---|---|---|---|---|---|
Kempen et al. | As-built | 1214 ± 99 | 1290 ± 114 | 13.3 ± 1.9 | 163 ± 4.5 |
2011[7] | Heat treated (ageing 480 ∘C/5 h) | 1998 ± 32 | 2217 ± 73 | 1.6 ± 0.26 | 189 ± 2.9 |
Tan et al. | As-built | 915 ± 7 | 1165 ± 7 | 12.44 ± 0.1 | - |
2016[8] | Heat treated (ageing 490 ∘C/6 h) | 1967 ± 11 | 2014 ± 9 | 3.28 ± 0.05 | - |
Renishaw[11] | As-built | 1016 ± 8 | 1141 ± 7 | 7.3 ± 1 | 160 ± 5 |
Heat treated (ageing 500 ∘C/6 h) | 1753 ± 20 | 1806 ± 6 | 5.5 ± 1 | 170 ± 8 | |
ZHAW | As-built | 839.3 ± 13.7 | 1074.0 ± 19.6 | 15.0 ± 0.4 | 169.3 ± 5.8 |
Heat treated (solution 850 ∘C/1 h) +Ageing 490∘C/6h) | 1987.3 ± 45.4 | 2058.6 ± 39.1 | 5.6 ± 0.6 | 201.7 ± 2.9 | |
HT, heat treatment; YS, Young’s modulus; UTS, ultimate tensile strength; A, elongation; E, elastic module |