Physical Properties of MMC

			MMC （ Metal Matrix Composites ）							Aluminum		Cast Iron	Stainless Steel	Ceramics
			Casting Method		Infiltration Method					AC4A T6	5052 H34	FC250	SUS304	99.5％ Al2O3	SiC
			SA301	SA401	SA701	SA001	SS501	SS701	SS702
Material		－	Al / SiC			Al / Si	Si / SiC			Al	Al	Fe	Fe	Al2O3	SiC
Density (g/cm3)		JIS R1634	2.8	2.9	3.0	2.4	2.8	3.0	3.0	2.7	2.7	7.3	7.9	3.9	3.1
Flexural Strength (MPa)		JIS R1601	－	－	340	150	300	300	420	－	－	－	－	440	490
Young's Modulus (GPa)		JIS R1602	125	150	260	120	280	330	350	75	70	115	210	370	430
Poisson's Ratio（-）		JIS R1602	0.29	0.29	0.20	0.29	0.20	0.20	0.20	0.33	0.34	0.28	0.33	0.25	0.16
Fracture Toughness (MPa・m1/2)		JIS R1607	15	14	8	3	3	3	3	－	－	－	－	3	3
Thermal Expansion (x10-6/K)		JIS R1618	14	13	7	9	3	3	3	21.0	23.4	9.8	17.3	7.7	3.1
Thermal Conductivity (W/m・K)		JIS R1611	150	155	160	120	175	190	170	138	140	50	15	33	140
Specific Heat (J/g・K)		－	0.8	0.9	0.6	0.9	0.8	0.7	0.8	0.9	－	0.5	0.6	－	－
Volume Resistivity (Ω・cm)		JIS C2141	－	－	1×10-5	4×10-5	2×10-2	2×10-2	2×10-2	3×10-6	－	7×10-5	7×10-5	>1014	104
Hardness		HB								90	68		＜187
		HRB	90	93	110						35		83
		HRC			35
			MMC （ Metal Matrix Composites ）							Aluminum		Cast Iron	stainless Steel	Ceramics
			Casting Method		Infiltration Method					AC4A T6	5052 H34	FC250	SUS304	99.5％ Al2O3	SiC
			SA301	SA401	SA701	SA001	SS501	SS701	SS702

The thermal expansion of MMC materials reflects data measured at room temperature to 200°C.
The above property values are not guaranteed values.
For the purpose of improvements, the property values are subject to change without prior notice.