Manufacturing and Structural Feasibility of Natural Fiber Reinforced Polymeric Structural Insulated Panels for Panelized Construction

Table 2

Comparison of Impact response of NSIPs with OSB and G/PP SIPs.

Impact energy (J)	20			50			65
Velocity (m/s)	2.6			4.0			4.7
Impact height (m)	0.33			0.82			107
Specimen	NSIP	G/PP	OSB	NSIP	G/PP	OSB	NSIP	G/PP	OSB
Total energy (J)	16.6	13.8	14.9	44.3	30.4	6.97	68.6	42.7	20.3
Energy at yield (J)	18.5	2.13	0.89	—	0	0	—	0	−13.6
Energy at failure (J)	17.4	14.8	15.5	46.2	34.8	6.90	69.1	48.8	20.0
Maximum load (KN)	3.2	2.04	2.09	4.9	6.57	0.74	5.0	8.23	2.03
Load at yield (KN)	3.1	0.73	1.44	0.02	0	−0.02	0	0	−0.85
Load at failure (KN)	0.6	0.40	0.40	0.9	1.30	0.13	0.9	1.62	0.39
Defl. at max. load mm)	14.0	17.5	10.9	19.7	20.8	12.5	22.7	23.5	61.0
Defl. at yield (mm)	13.4	3.98	1.20	—	0	0	—	0	45.8
Defl. at failure (mm)	11.4	11.0	8.67	19.1	15.0	21.0	28.8	18.4	74.1
Total deflection (mm)	7.5	5.64	5.71	11.8	6.04	22.3	27.5	7.86	75.6