Materion AMC225XE T4 Aluminum/Silicon Carbide MMC Extruded Bar

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Materion AMC225XE T4 Aluminum/Silicon Carbide MMC Extruded Bar (discontinued **)
Categories:	Metal; Metal Matrix Composite; Nonferrous Metal; Aluminum Alloy
Material Notes:	Aluminium alloy 2124 reinforced with 25 volume % silicon carbide particles (average size 3 micron). It is manufactured by a powder metallurgy route using high-energy mixing to ensure excellent particle distribution and to enhance mechanical properties. Good machinability - use diamond tools and high feed/speed for best results. Information provided by Aerospace Metal Composites Limited (AMC), acquired by Materion in 2012.
Key Words:	Silicon Carbide Particle Reinforced Aluminium; Al/SiC, AlSiC
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Physical Properties	Metric	English	Comments

Density	2.88 g/cc	0.104 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	210	210	Converted from Vickers
Hardness, Rockwell A	58.3	58.3	Converted from Vickers
Hardness, Rockwell B	95	95	Converted from Vickers
Hardness, Vickers	210	210	Pryamidal Diamond 10 kg load
Tensile Strength, Ultimate	690 MPa	100000 psi	statistical analysis gives AVG -3STD at 626 MPa
Tensile Strength, Yield	487 MPa @Strain 0.2 %	70600 psi @Strain 0.2 %	statistical analysis gives AVG-3STD at 438 MPa
Elongation at Break	5.0 %	5.0 %	in 25 mm
Tensile Modulus	115 GPa	16700 ksi
Poissons Ratio	0.30	0.30
Fatigue Strength	210 MPa @# of Cycles 100000	30500 psi @# of Cycles 100000	R=0.1, Kt=2.5
	350 MPa @# of Cycles 1.00e+7	50800 psi @# of Cycles 1.00e+7	RB R=-1
	400 MPa @# of Cycles 100000	58000 psi @# of Cycles 100000	R=-1, Kt=1
Fracture Toughness	18.0 - 20.0 MPa-m½	16.4 - 18.2 ksi-in½
Shear Modulus	44.0 GPa	6380 ksi	Estimated from similar metals.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000900 ohm-cm	0.00000900 ohm-cm

Thermal Properties	Metric	English	Comments
CTE, linear	15.5 µm/m-°C @Temperature -100 - 100 °C	8.61 µin/in-°F @Temperature -148 - 212 °F
Specific Heat Capacity	0.836 J/g-°C	0.200 BTU/lb-°F
Thermal Conductivity	150 W/m-K @Temperature 0.000 - 100 °C	1040 BTU-in/hr-ft²-°F @Temperature 32.0 - 212 °F
Melting Point	548 - 660 °C	1020 - 1220 °F
Solidus	548 °C	1020 °F
Liquidus	660 °C	1220 °F

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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NAMC21 / 14953

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