Development and analysis of high density poly ethylene (HDPE) nano SiO₂ and wood powder reinforced polymer matrix hybrid nano composites

Figures & data

Table 1. Readings of mechanical tests for HDPE hybrid nano composites.

Composite composition	Tensile strength (MPa)	Flexural strength (MPa)	Impact strength (KJ/m^2)
HDPE + 5% wood powder + 3% nano SiO2	16.20	22.49	13.56
HDPE + 5% wood powder + 5% nano SiO2	17.26	26.46	10.24
HDPE +5% wood powder + 7% nano SiO2	14.33	18.81	8.21

Figure 1. Mechanical strength vs. wt. % of SiO₂.

Table 2. Readings of amplitude with natural frequencies for HDPE hybrid composites.

S. No.	Sample	Natural frequency (Hz)	Amplitude (g/bf)
1	C1 – HDPE + 5 wt. % wood powder + 3 wt. % nano SiO2	65	281.35
2	C2 – HDPE + 5 wt. % wood powder + 5 wt. % nano SiO2	53	524.28
3	C3 – HDPE + 5 wt.% wood powder + 7 wt. % nano SiO2	103	194.75

Figure 2. Frequency vs. amplitude for sample C1.

Figure 3. Frequency vs amplitude for sample C2.

Figure 4. Frequency vs amplitude for sample C3.

Figure 5. Natural frequency of hybrid polymer composites.