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Table 2 Materials data of Lam. I (s-glass and epoxy), Lam. II (e-glass and epoxy), and Lam. III (aramid and epoxy) in the global coordinate system

From: Computational study for reliability improvement of a circuit board

  Lam. I Lam. II Lam. III
E x in GPa 32 25 34
E y in GPa 32 25 34
E z in GPa 11 11 6
ν xy 0.09 0.10 0.05
ν xz 0.14 0.16 0.08
ν yz 0.14 0.16 0.08
G yz in GPa 3.5 3.5 1.6
G zx in GPa 3.5 3.5 1.6
G xy in GPa 3.7 3.6 1.5
α x in μm/(m K) 10.9 13.1 13.0
α y in μm/(m K) 10.9 13.1 13.0
α z in μm/(m K) 18.9 20.4 28.2