CaBeSi2

ceramic

· JVASP-70778· CaBeSi2

CaBeSi2 is an experimental ceramic compound combining calcium, beryllium, and silicon—a member of the silicate ceramic family. While not widely commercialized, materials in this compositional space are investigated for high-performance applications requiring lightweight rigid structures and thermal stability. Research into beryllium-containing silicates targets aerospace, optics, and nuclear applications where a combination of low density and stiffness is valuable, though beryllium toxicity and material rarity constrain broader industrial adoption.

Aerospace structural componentsOptical substrates and windowsNuclear reactor materialsHigh-temperature compositesLightweight refractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	64.03	GPa	—
Poisson's Ratio(ν)	0.2200	-	—
Shear Modulus(G)	45.40	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.534	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.4282	eV/atom	—
Formation Energy(ΔHf)	0.09866	eV/atom	—

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

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.

CaBeSi2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental