Ta2C — Properties & Data | MatWorld

Ta2C

Name: Ta2C
Brand: MatWorld

ceramic

· Ta2C

Ta2C is a tantalum carbide ceramic compound belonging to the refractory carbide family, known for exceptional hardness and thermal stability at extreme temperatures. It is used primarily in cutting tools, wear-resistant coatings, and high-temperature structural applications where conventional metals fail; engineers select it for demanding environments requiring resistance to thermal shock, oxidation, and mechanical wear, though its brittleness and processing complexity limit applications to specialized high-performance scenarios.

cutting tool insertshigh-temperature wear coatingsrefractory componentsaerospace thermal protectionhard facing and claddingextreme environment tooling

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	37,124.4	ksi	DFT
↳	37,662	ksi	DFT · OptB88vdW
↳	37,124.4	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.5889	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.2700	-	DFT · OptB88vdW
↳	0.2711	-	DFT · PBE
Shear Modulus(G)3 entries	20,051.9	ksi	DFT
↳	20,960.9	ksi	DFT · OptB88vdW
↳	20,051.9	ksi	DFT · PBE

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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5345	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00583	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00571	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-52.80	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-53.13	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.

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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.6205	eV/atom	DFT · OptB88vdW
↳	-0.7200	eV/atom	Measured

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.

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

Regulatory Screening

Environmental

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.

Ta2C

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental