Table 1.

Material parameters of used resins and fibers.

Performance Parameter	PP	PA66	E-Glass	ECT
Density $\rho$, g/cm3	0.91	1.22	2.52	2.57
Elastic modulus $E$, MPa	2070	5450	90,000	72,000
Poisson’s ratio ($\nu$)	0.42	0.288	0.2	0.2
Yield strength (${\sigma }_s$, MPa)	33.1	115	2465	2465
Fiber length (l, mm)	12
Fiber diameter (d, μm)	14
Critical fiber length (l0, mm)	3.1