1. Numerical simulation to predict the final shape of
sintered PM components
IWM / IAPK Institute, RWTH Aachen University
Augustinerbach 4, 52062 Aachen Germany
Chung Van Nguyen
Email: c.nguyenvan@iwm.rwth-aachen.de
nvchungdhgt@yahoo.com
Phone: +49 241 80 96291
Mobile: +49 176 82106600

2. 2
Cylindrical samples
FEM - Model Temperature and Load profile

3. 3
Cylindrical samples
Shape before and after hot pressed sinter Comparison simulation and experiment

4. 4
Cylindrical samples
Pressureless 10 MPa 30 MPa
Shape before and after sintering under different pressure assisted
Aluminum oxide powder

5. 5
Laminate with 2 layer materials
Material A and B are high temperature ceramic
FEM - Model
Sintering profile

6. 6
Laminate with 2 layer materials
ρsinter [%]
experiment
ρsinter [%]
simulation
Material A 98.1 98.79
Material B 89.3 90.59
Experiment Simulation
Max. deform in long direction [mm] 9,1 8,99
Max. deform in transverse direction [mm] 1,61 1,82
Simulation result Experimental result

7. Thank you very much for your attention
Nguyen Van Chung
IAPK – Institut für Anwendungstechnik Pulvermetallurgie und Keramik
an der RWTH Aachen e.V.
Augustinerbach 4
52062 Aachen
www.iapk.rwth-aachen.de