Table 1.

Mechanical parameters of PA6 + x wt-% graphene composites.

Sample	Average Modulus of Elasticity	Modulus of Elasticity Standard Deviation	Average Tensile Strength	Tensile Strength Standard Deviation	Average Tensile Stress at Failure	Tensile Stress at Failure Standard Deviation	Average Maximum Load	Maximum Load Standard Deviation	Average Deformation at Maximum Load	Deformation at Maximum Load Standard Deviation	Average Strain at Failure	Strain at Failure Standard Deviation
	MPa		MPa		MPa		N		%		%
PA6	2560	193	69.4	0.7	59.0	3.8	555.3	5.8	5.47	2.9	108.0	10.0
PA6 + 0.1 wt-% graphene	2560	106	66.7	2.1	57.1	7.0	533.6	17.1	3.71	0.2	5.76	0.6
PA6 + 0.5 wt-% graphene	2680	131	72.0	1.6	45.3	1.5	575.8	13.0	3.91	0.2	17.1	1.4
PA6 + 1 wt-% graphene	3020	80	77.5	1.6	50.8	3.5	619.9	13.1	3.82	0.1	17.2	1.2