Influence of Fiber Orientation on Impact Resistance Behavior of Woven Sisal Fiber Reinforced Polyester Composite

Table 5

Experimental data representing absorbed energy and impact strength for 0°/90° and 45°/45° orientation.

Item no.	0°/90° toughness (J/mm^2)	0°/90° absorbed energy (J)	0°/90° ASTM impact strength (J/m)	0°/90° ISO impact strength (KJ/m^2)	45°/45° toughness (J/mm^2)	45°/45° absorbed energy (J)	45°/45° ASTM impact strength (J/m)	45°/45° ISO impact strength (KJ/m^2)
1	0.01	0.84	280	147.36	0.02	1.02	340	178.95
2	0.02	0.97	323.33	170.18	0.02	0.98	326.67	171.92
3	0.01	0.96	320	168.42	0.02	1.05	350	184.21
4	0.02	0.98	326.67	171.93	0.02	1.02	340	178.95
5	0.01	0.78	260	136.84	0.02	1.07	356.667	187.72