Ta5B6

ceramic

· JVASP-24785· Ta5B6

Ta5B6 is a tantalum boride ceramic compound that combines the refractory properties of tantalum with boride chemistry, resulting in a hard, dense material suited for extreme-temperature and wear-resistant applications. This material is primarily of research and specialized industrial interest, used in applications demanding exceptional hardness, oxidation resistance, and thermal stability where conventional metals or oxides are insufficient. Ta5B6 is relevant for aerospace, defense, and tooling sectors seeking advanced ceramics that maintain performance in harsh chemical and thermal environments.

refractory coatingscutting tool insertshigh-temperature armorrocket nozzleswear-resistant componentsaerospace thermal protection

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4888	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	0.000470	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000482	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-7.587	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-7.767	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)	-0.7362	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.

Ta5B6 — Properties & Data | MatWorld

Ta5B6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental