[Retracted] Water Retention Behaviour and Fracture Toughness of Coir/Pineapple Leaf Fibre with Addition of Al₂O₃ Hybrid Composites under Ambient Conditions

Table 2

Parameters and their constraints of nanocomposites.

Sample no	Coir fibre (wt.%)	Pineapple fibre (wt.%)	Al2O3 (wt.%)	Polyester matrix (wt.%)
1	40	0	0	60
2	0	40	0	60
3	20	20	0	60
4	20	0	20	60
5	0	20	20	60
6	15	15	10	60