Effect of the Addition of Oil Palm Mesocarp Fibers on the Physical and Mechanical Properties of a Polyester Matrix Composite

Table 4

Summary results of the absorption rate of different e UP-OPMF composite combinations.

Samples	UP-OPMF-0	UP-OPMF-2.5	UP-OPMF-5	UP-OPMF-7.5	UP-OPMF-10	UP-OPMF-12.5	UP-OPMF-15
Absorption rate (%)	0.131	1.247	4.116	5.527	7.185	11.526	17.064
SD	0.03	0.05	0.60	0.50	0.62	1.23	2.38