Table 2. Densities and components of pure epoxy and the composites.

Specimen	Density (g cm−3)	Component (%)c
		Resina	Fiberb	hBN
Epoxy	1.12	100.0	—	—
Kenaf/Epoxy	1.29	34.0	66.0	—
Kenaf/Epoxy/hBN-34.2%	1.52	30.9	34.9	34.2
Kenaf/Epoxy/hBN-43.6%	1.65	30.1	26.3	43.6
Kenaf/Epoxy/hBN-48.4%	1.66	30.2	21.4	48.4
Epoxy/hBN-69.0%	1.76	31.0	—	69.0

^aEpoxy/hardener (2/1, vol/vol).

^bAlkali-retted kenaf fiber.

^cIn volume fraction.