HoB2W2

metal

· JVASP-155604· HoB2W2

HoB2W2 is a refractory metal boride compound combining holmium, boron, and tungsten elements, belonging to the class of ultra-high-melting ceramics and advanced refractory materials. This material is primarily of research and developmental interest rather than established commercial production, with potential applications in extreme-temperature environments where conventional superalloys and ceramics reach their limits. Engineers would consider this material family for specialized applications requiring superior thermal stability, hardness, and chemical resistance in conditions exceeding the performance envelope of nickel-based superalloys or standard carbide/oxide ceramics.

high-temperature refractory applicationsextreme environment researchthermal protection systemswear-resistant coatingsaerospace propulsion (advanced research)materials science development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4766	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)	0.5344	eV/atom	—
Formation Energy(ΔHf)	-0.07209	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.

HoB2W2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control