KCrO2 — Properties & Data | MatWorld

KCrO2

ceramic

· KCrO2

KCrO₂ is a potassium chromite ceramic compound belonging to the chromite family of oxides. This material is primarily investigated for high-temperature and corrosion-resistant applications where its chemical stability and refractory properties are valuable, though it remains relatively specialized compared to conventional chromite refractories. Engineers consider it for applications requiring resistance to oxidizing atmospheres and aggressive chemical environments where standard oxides may degrade.

refractory liningshigh-temperature chemistry vesselscorrosion-resistant coatingschromium-based ceramics researchoxidation barrier materialsspecialty industrial furnaces

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	16,138.1	ksi	DFT
↳	18,113.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	10,183.1	ksi	DFT
↳	11,128.7	ksi	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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1518	lb/in³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	1.235	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	9.640	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	48.48	-	DFT · OptB88vdW
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	6.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.986	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.

KCrO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental