Multiscale Modeling of Residual Stress Development in Continuous Fiber-Reinforced Unidirectional Thick Thermoset Composites

Table 3

Constant (cure-independent) mechanical properties of the polyester resin matrix (from [15]).

Modulus of uncured resin [15] (GPa)	𝐸^𝑚0	2.757 × 10^−3
Modulus of fully cured resin [15] (GPa)	𝐸^𝑚∞	2.757
Poisson’s ratio [15]	𝜈^𝑚12=𝜈^𝑚13=𝜈^𝑚23=𝜈^𝑚	0.4
Coefficient of thermal expansion [15] (ppm/K)	𝜒^𝑚1=𝜒^𝑚2=𝜒^𝑚3=𝜒^𝑚	72
Specific volumetric shrinkage during cure [15] (%)	Δ𝑉shrinkage	6