Table 2.

Properties of matrix alloy and constituent agents of hybrid aluminum matrix composites (HAMCs).

Property	Unit	A390	SiC	Graphite	MoS2
Density (at 20 °C)	g/cm3	2.73	3.22	2.09–2.23	5.06
Melting point	°C	650	2973	3915	1185
Coefficient of thermal expansion	µm/m∙°C	18	4	2–6	1–4
Thermal conductivity	W/mK	170	126	85	40
Young’s modulus	GPa	82	410	10	330