HfTaRe2

ceramic

· JVASP-41261· HfTaRe2

HfTaRe2 is a refractory ceramic compound combining hafnium, tantalum, and rhenium—elements known for exceptional high-temperature stability and oxidation resistance. This material belongs to the family of ultra-high-temperature ceramics (UHTCs) and represents an experimental composition designed to achieve enhanced performance in extreme thermal environments where conventional ceramics fail. Its use remains largely in research and advanced aerospace development, where it is evaluated for applications requiring materials stable above 2000°C with minimal degradation.

hypersonic vehicle leading edgeshigh-temperature structural ceramicsaerospace heat shieldsexperimental refractory compositesthermal protection systemsmaterials research and testing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.6481	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.4262	eV/atom	—

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

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.

HfTaRe2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental