Ba2 Al4 O8

ceramic

· Ba2 Al4 O8

Ba₂Al₄O₈ is an aluminate ceramic compound combining barium oxide with aluminum oxide in a fixed stoichiometric ratio, belonging to the family of complex metal oxides studied for advanced ceramic applications. This material is primarily investigated in research contexts for high-temperature structural applications, refractory systems, and electrical insulation due to its thermal stability and ceramic bonding characteristics. It represents a specialized compound within the broader aluminate family that offers potential advantages in applications requiring thermal resistance and chemical inertness, though industrial adoption remains limited compared to more common alumina or silicate-based ceramics.

high-temperature refractorieselectrical insulationceramic matrix compositesresearch/specialty ceramicsthermal barrier coatingsadvanced structural ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	13,361.2	ksi	—
Shear Modulus(G)	6,110.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.056	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.307	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.

Ba2 Al4 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental