Table 3. Specific Gravity of the bio-PP Composites

Grade	Test
Biomass 5 % - talc 10 wt%	0.97
Biomass 5 % - talc 20 wt%	1.07
Biomass 5 % - talc 30 wt%	1.16
Biomass 20 % - talc 10 wt%	0.96
Biomass 20 % - talc 20 wt%	1.03
Biomass 20 % - talc 30 wt%	1.10
Biomass 30 % - talc 10 wt%	0.97
Biomass 30 % - talc 20 wt%	1.05
Biomass 30 % - talc 30 wt%	1.14