Finite Element Simulation of the Compaction and Springback of Alumix 321 PM Alloy

Table 3

Final compaction material model parameters for Al6061 powder.

Parameter	Units	Value
Initial density	kg/m^3	1207
Initial bulk modulus	GPa	48.87
Initial shear modulus	GPa	11.62
Failure envelope parameter, Alpha	Pa	0
Failure envelope linear coefficient, Theta	—	0.394
Failure envelope exponential coefficient, Gamma	Pa	0
Failure envelope exponent, Beta	Pa^−1	0
Cap surface axis ratio,	—	2.800
Hardening law exponent,	—	1.4E − 9
Hardening law coefficient,	—	0.76