HfAlN3

metal

· HfAlN3

HfAlN3 is a ternary ceramic nitride compound combining hafnium, aluminum, and nitrogen, belonging to the family of refractory ceramic materials. This material is primarily of research and development interest for ultra-high-temperature applications where exceptional hardness, thermal stability, and oxidation resistance are critical; it is investigated for next-generation coating systems and structural components in extreme environments, offering potential advantages over binary nitrides (such as TiN or AlN) through improved creep resistance and thermal shock tolerance at elevated temperatures.

high-temperature ceramic coatingsrefractory tool insertsaerospace engine componentshard protective filmsresearch phase materialsextreme environment applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.7869	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.160	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

HfAlN3

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control