Effect of Filler Loading on Mechanical and Tribological Properties of Wood Apple Shell Reinforced Epoxy Composite

Table 4

Density and void contain of wood apple shell.

% of filler	Actual density (g/cc)	Theoretical density (g/cc)	Volume fraction of voids (%)
Epoxy	1.1800	1.2	1.66
5	1.1799	1.193	1.06
10	1.1755	1.185	0.83
15	1.1725	1.178	0.48
20	1.18	1.171	0.76