O8 Mg4 Si2 — Properties & Data | MatWorld

O8 Mg4 Si2

ceramic

· O8 Mg4 Si2

O8Mg4Si2 is a magnesium silicate ceramic compound belonging to the olivine family of silicate ceramics, characterized by its magnesium and silicon oxide structure. This material is primarily investigated in research contexts for refractory applications, biocompatible ceramics, and high-temperature structural applications where its thermal stability and mechanical resilience are valuable. The magnesium silicate family is favored in specialized industries because of its combination of thermal shock resistance and relatively low density compared to traditional refractories, making it an alternative to alumina and magnesia-based ceramics in demanding thermal environments.

refractory liningshigh-temperature thermal barriersbioceramics researchfurnace insulationaerospace thermal protection

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	181.9	GPa	DFT · OptB88vdW
Shear Modulus(G)	122.4	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	5.326	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.005	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.

O8 Mg4 Si2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental