Influence of the Geometric Parameters on the Densification Onset Strain of Double-Walled Honeycomb Aluminum under Out-of-Plane Compression

Table 1

Material properties parameters.

Item	Density ρs (kg/m^3)	Elastic modulus Es (MPa)	Poisson’s ratio γ	Yield stress σys (MPa)
Honeycomb aluminum	2700	71000	0.33	80
Rigid wall	7800	206000	0.3	245