K3CrO8 — Properties & Data | MatWorld

K3CrO8

ceramic

· K3CrO8

K3CrO8 is an inorganic ceramic compound containing potassium and chromium oxides, belonging to the family of chromate ceramics. This material is primarily of research and specialized industrial interest rather than a commodity ceramic, valued for its chemical stability and oxidation resistance in high-temperature environments. Its chromate composition makes it suitable for applications requiring thermal stability, corrosion resistance, or catalytic properties, though it remains less common than conventional oxide ceramics in mainstream engineering.

high-temperature ceramicscatalytic applicationscorrosion-resistant coatingsrefractory materialsspecialty chemical processing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	42.60	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	21.50	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.886	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.582	eV	DFT · OptB88vdW
↳	1.527	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	12.20	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.923	-	DFT · OptB88vdW
↳	3.316	-	DFT · TBmBJ
Magnetic Moment(μB)	1.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.1447	C/m²	DFT · OptB88vdW
↳	0.2103	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.000140	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000296	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-298.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	421.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	32.04	%	DFT · TBmBJ

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)	0.1509	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.323	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.

K3CrO8

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental