HfTa — Properties & Data | MatWorld

HfTa

ceramic

· JVASP-111050· HfTa

HfTa is a refractory ceramic compound combining hafnium and tantalum, two of the highest-melting-point elements in the periodic table. This material is primarily explored in extreme-temperature applications where conventional ceramics and metals fail, particularly in aerospace and materials research settings. Its appeal lies in exceptional thermal stability and potential for ultra-high-temperature structural applications, though it remains largely in the research and development phase rather than widespread industrial production.

hypersonic vehicle nose conesrefractory coatingsthermal protection systemshigh-temperature structural compositesaerospace researchmaterials science experimentation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	15.09	kg/m³	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)	0.1359	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1359	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.

HfTa

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental