KBe2BO3F2 — Properties & Data | MatWorld

KBe2BO3F2

ceramic

· KBe2BO3F2

KBe2BO3F2 is an advanced fluoroborate ceramic compound combining beryllium, boron, and fluorine elements into a crystalline structure. This material is primarily of research and specialized industrial interest, valued in optical and electronic applications where its fluoride-bearing composition offers unique refractive properties and thermal stability. Engineers consider this ceramic for precision optics, scintillator hosts, and high-performance electronic insulators where conventional borosilicate or alumina ceramics fall short.

optical crystals and lensesscintillation detectorshigh-temperature insulatorsUV-transparent opticselectronic packagingresearch materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	11,517.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)	7,572.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.08775	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)	6.408	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	5.170	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.2666	C/m²	DFT · OptB88vdW
↳	0.00761	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE

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
Energy Above Hull(ΔEhull)	0.02590	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.038	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.

KBe2BO3F2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental