TaTc — Properties & Data | MatWorld

TaTc

ceramic

· TaTc

TaTc is a ceramic compound in the tantalum carbide family, combining tantalum and carbon in a fixed stoichiometry. This refractory ceramic is valued in extreme-temperature and wear-resistant applications where conventional materials fail, particularly in cutting tools, thermal barriers, and high-performance structural components that demand exceptional hardness and chemical stability.

cutting tool insertswear-resistant coatingsrefractory liningsthermal barrier materialshigh-temperature structural componentsmetal machining applications

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	36,932.6	ksi	DFT
↳	37,574.9	ksi	DFT · OptB88vdW
↳	36,932.6	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.3136	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.2900	-	DFT · OptB88vdW
↳	0.2813	-	DFT · PBE
Shear Modulus(G)3 entries	18,916.1	ksi	DFT
↳	18,750.5	ksi	DFT · OptB88vdW
↳	18,916.1	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)	0.5180	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01300	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4848	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

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.

TaTc

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental