Hf2SiMo3

metal

· JVASP-145836· Hf2SiMo3

Hf2SiMo3 is a refractory intermetallic compound combining hafnium, silicon, and molybdenum, representing an emerging material in the family of ultra-high-temperature ceramics and metal silicides. This material is primarily of research and development interest for extreme thermal environments where conventional superalloys reach their limits, with potential applications in aerospace propulsion systems, nuclear reactors, and industrial high-temperature processes where oxidation resistance and thermal stability are critical.

high-temperature aerospace applicationsrefractory intermetallicsnuclear reactor componentsextreme environment researchthermal barrier systemshypersonic vehicle structures

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	10.78	kg/m³	—

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)	0.07030	eV/atom	—
Formation Energy(ΔHf)	-0.3298	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.

Hf2SiMo3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control