NaBF4

Name: NaBF4
Brand: MatWorld

ceramic

· NaBF4

Sodium tetrafluoroborate (NaBF₄) is an ionic ceramic compound used primarily as an electrolyte and flux material in high-temperature electrochemical and metallurgical processes. It is valued in industrial applications requiring thermal stability and ionic conductivity, particularly in molten salt environments where conventional materials degrade. Engineers select NaBF₄ over alternative fluoride salts when the combination of thermal stability, low hygroscopicity, and chemical inertness is critical to process efficiency or product quality.

molten salt electrolytesaluminum smelting fluxelectroplating processesthermal energy storagehigh-temperature batteriesmetallurgical refining

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,306.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	2,612.1	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.09296	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	8.350	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	4.599	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	1.814	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00114	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000618	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-173.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	476.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-3.058	eV/atom	DFT · OptB88vdW
↳	-3.186	eV/atom	Measured

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

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.

NaBF4 — Properties & Data | MatWorld

NaBF4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental