Table 12.

$E_f$ and ${\sigma }_{fm}$ values of HDPE and composites based on a HDPE matrix.

HDPE and Composites Based on a HDPE Matrix
Designation	${\mathit{E}}_{\mathit{f}} \mathbf{\left(}\mathbf{GPa}\mathbf{\right)}$			${\mathit{\sigma }}_{\mathit{f}\mathit{M}} \mathbf{\left(}\mathbf{MPa}\mathbf{\right)}$
	Before Aging	Wet Specimens	Re-Dried Specimens	Before Aging	Wet Specimens	Re-Dried Specimens
HDPE1	0.9743 [0.1]	0.9685 [0.1]	0.9724 [0.3]	20.5625 [0.3]	20.2950 [0.5]	20.2688 [0.1]
HDPE2	1.3910 [0.5]	1.2278 [0.7]	1.3743 [0.2]	26.1850 [0.6]	24.5663 [0.8]	25.1513 [0.4]
HDPE3	1.9535 [0.8]	1.3253 [0.7]	1.7443 [0.7]	29.3213 [0.8]	24.8288 [0.7]	27.2625 [0.4]
HDPE4	1.4386 [0.2]	1.3319 [0.3]	1.4187 [0.4]	28.8975 [0.8]	27.4863 [0.2]	28.0050 [0.8]
HDPE5	2.3659 [0.6]	2.0851 [0.5]	2.3012 [0.3]	40.2563 [0.7]	36.6750 [0.6]	39.6500 [0.4]
HDPE6	1.4291 [0.3]	1.3077 [0.4]	1.3350 [0.1]	29.1825 [0.4]	27.8330 [0.7]	28.9350 [0.9]
HDPE7	2.4597 [0.4]	2.1824 [0.6]	2.3838 [0.5]	41.6350 [0.5]	38.5889 [0.5]	40.1325 [0.5]

Note: Standard deviation [in square brackets].