Cr3O — Properties & Data | MatWorld

Cr3O

ceramic

· JVASP-18418· Cr3O

Cr₃O is a chromium oxide ceramic compound that exists primarily in research and specialized materials contexts rather than as a widely commercialized phase; it belongs to the family of chromium oxides used in high-temperature and corrosion-resistant applications. Industrial chromium oxide ceramics (particularly Cr₂O₃) are valued in refractories, wear coatings, and chemical processing equipment for their thermal stability and oxidation resistance, though Cr₃O itself remains less documented in mainstream engineering practice. Engineers considering this compound should verify its phase stability and performance characteristics against the more established Cr₂O₃ alternatives, as the specific benefits of this lower-oxide variant are not well-characterized in conventional materials databases.

high-temperature refractorieswear-resistant coatingscorrosion protectionresearch ceramicschemical processing equipment

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.890	kg/m³	DFT · OptB88vdW

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Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.181	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.3032	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.

Cr3O

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental