BeSi2Os

ceramic

· JVASP-67652· BeSi2Os

BeSi₂O₅ is an advanced ceramic compound combining beryllium, silicon, and oxygen, belonging to the family of beryllium silicates. This material is primarily of research and specialized industrial interest, valued for applications requiring a combination of low density, high thermal stability, and chemical inertness that beryllium-containing ceramics provide. Its use remains limited to niche aerospace, nuclear, and high-performance thermal applications where beryllium's unique properties justify the material complexity and regulatory considerations associated with beryllium handling.

aerospace thermal protectionnuclear reactor componentshigh-temperature insulationneutron moderationspecialized refractory applicationsresearch and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3119	lb/in³	—

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)	0.3215	eV/atom	—
Formation Energy(ΔHf)	0.07131	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.

BeSi2Os

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental