Young's modulus armour bedding material

Young's modulus is a mechanical property of solid materials that measures the tensile or compressive stiffness when the force is applied lengthwise. It is the elastic modulus for tension or axial compression.

The values were taken from:

The following table shows values for XLPE over a temperature range (Qian2022):

θi [°C]3045607590
Ei [GPa]0.6690.5910.4310.1780.119
Note: 1 GPa = 1000 MPa = 1000 N/mm$^2$

Symbol
$E_{ab}$
Unit
GPa
Formulas
$\frac{E_{ab,1} t_{ab,1}+E_{ab,2} t_{ab,2}}{t_{ab}}$
Used in
$JE_c$
Choices
MaterialValueReference
PE0.32LDPE: 0.14-0.48, MDPE: 0.20-0.50 (Qian2022: 0.32), HDPE: 0.80-1.20
PVC3.0matmake: 2.1-2.4, netsch: 2.7-3.0, matweb.com: 0.003-4.83
POC0.32assuming same as PE
EPR0.01netzsch: 0.002-0.01
IIR0.1matmake: 0.3-3.4
NR0.05netzsch: 0.01-0.05
PP1.5netzsch: 1.3-1.8
SiR0.01azom: 0.001-0.05
CR0.02matweb (Neoprene)
CSM0.32assuming same as PE
CJ0.1assuming same as Mass
RSP0.1assuming same as IIR
BIT0.1assuming same as Mass
SiR0.01azom: 0.001-0.05
fPOC0.1650% of POC
fPP0.7550% of PP
fPE0.1650% of PE
fPVC1.150% of PVC
tape0.01unknown
Ot0.32fallback if undefined