Modeling Large Deformation and Failure of Expanded Polystyrene Crushable Foam Using LS-DYNA

Table 3

Input card for MAT_CRUSHABLE_FOAM.

Parameter	Description	Value	Units
MID	Material ID number
RO	Density	12.5	Kg/m^3
𝐸	Young’s Modulus	0.0022	GPa
PR	Poisson’s ratio	0
LCID	Load curve ID for nominal stress versus strain
TSC	Tensile stress cut-off	0.1×(10)^−3	GPa
DAMP	Rate sensitivity via damping coefficient	0.5