AlSiO2

Name: AlSiO2
Brand: MatWorld

ceramic

· JVASP-139432· AlSiO2

AlSiO₂ is an aluminum silicate ceramic compound that combines alumina (Al₂O₃) and silica (SiO₂) phases, commonly encountered as a constituent in high-temperature refractory materials, mineral composites, and engineered ceramics. It appears in traditional ceramics, refractories, and advanced composite matrices where the dual-phase structure provides thermal stability and chemical resistance. Engineers select aluminum silicate compositions when seeking materials that balance high-temperature performance with cost-effectiveness compared to pure alumina or advanced technical ceramics, particularly in applications where moderate mechanical strength and excellent thermal shock resistance are required.

refractory liningskiln and furnace applicationsthermal insulationceramic matrix compositesstructural ceramicshigh-temperature engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	15,039	ksi	DFT · OptB88vdW
Shear Modulus(G)	4,358.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1129	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.004	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.618	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

AlSiO2 — Properties & Data | MatWorld

AlSiO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental