Al4B2O9

ceramic

· Al4B2O9

Al₄B₂O₉ is an aluminum borate ceramic compound that combines aluminum oxide and boron oxide phases, forming a refractory material with potential for high-temperature applications. While not a commodity engineering ceramic like alumina or silicon carbide, this material has been investigated primarily in research contexts for specialized refractory and thermal barrier applications where boron's glass-forming oxides can improve sintering behavior and thermal shock resistance compared to pure alumina systems.

refractory liningshigh-temperature compositesthermal barrier coatings (research)kiln and furnace materialsboron-containing ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.241	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.

Al4B2O9

Other Properties

Regulatory Screening

Environmental