Ti2AlC

metal

· Ti2AlC

Ti2AlC is a ternary ceramic compound belonging to the MAX phase family—layered materials combining metallic and ceramic characteristics. It exhibits a unique combination of high stiffness and strength with damage tolerance and thermal shock resistance, making it attractive for high-temperature structural applications where traditional ceramics would be brittle. Ti2AlC remains primarily a research and development material, though it shows promise in aerospace, power generation, and thermal protection systems where its ability to maintain properties under thermal cycling and resist oxidation at elevated temperatures offers advantages over monolithic ceramics or conventional titanium alloys.

high-temperature structural componentsthermal protection systemsaerospace engineeringdamage-tolerant ceramicsresearch/development materialthermal cycling resistance

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)4 entries	19,857.1	ksi	DFT
↳	20,015.2	ksi	DFT
↳	3,367.8	ksi	DFT · OptB88vdW
↳	19,857.1	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.02187	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	-0.05000	-	DFT · OptB88vdW
↳	0.1778	-	DFT · PBE
Shear Modulus(G)4 entries	16,293.7	ksi	DFT
↳	16,389.3	ksi	DFT
↳	5,817.5	ksi	DFT · OptB88vdW
↳	16,293.7	ksi	DFT · PBE
Young's Modulus(E)	38,725.1	ksi	DFT

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Density(ρ)	0.1439	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000515	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000500	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-2.223	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-2.110	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7447	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Ti2AlC — Properties & Data | MatWorld

Ti2AlC

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