Al2 Si4 O11

ceramic

· Al2 Si4 O11

Al₂Si₄O₁₁ is a silicate ceramic compound belonging to the aluminosilicate family, characterized by a layered or framework structure combining aluminum oxide and silicon oxide phases. This material is encountered primarily in refractory applications, advanced ceramics, and mineral processing contexts, where its thermal stability and chemical resistance are valued for high-temperature service. It represents a composition region relevant to clay minerals, feldspathoids, and engineered ceramic composites; engineers typically select aluminosilicate ceramics of this type when thermal cycling resistance, low thermal conductivity, or chemical inertness in corrosive environments is required.

refractory liningshigh-temperature insulationceramic kiln furniturethermal barrier coatingsmineral processing vesselsadvanced ceramic composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.289	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.978	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.

Al2 Si4 O11

Electrical Properties

Other Properties

Regulatory Screening

Environmental