SiAsON2

ceramic

· SiAsON2

SiAsON2 is an advanced ceramic compound combining silicon, arsenic, oxygen, and nitrogen—a quaternary ceramic system designed for extreme-environment applications. This material belongs to the oxynitride ceramic family and represents research-phase development aimed at achieving superior thermal stability, oxidation resistance, and mechanical performance at elevated temperatures. SiAsON2 is investigated for aerospace and high-temperature structural applications where conventional ceramics or metal alloys reach performance limits, though it remains primarily a specialized research material rather than a commodity engineering ceramic.

High-temperature structural ceramicsAerospace engine componentsOxidation-resistant coatingsAdvanced ceramic researchExtreme-environment applicationsRefractory materials development

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · GLLB-SC
Magnetic Moment(μB)	0.00000895	μB	DFT

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.460	eV/atom	DFT

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.

SiAsON2 — Properties & Data | MatWorld

SiAsON2

Electrical Properties

Other Properties

Regulatory Screening

Environmental