SiWN3

metal

· SiWN3

SiWN3 is a refractory ceramic compound combining silicon, tungsten, and nitrogen, belonging to the family of ternary nitride ceramics. This material is primarily of research and development interest for extreme-environment applications, where its high-temperature stability and hardness make it attractive for thermal barriers, wear-resistant coatings, and cutting tool applications that demand resistance to oxidation and mechanical degradation.

thermal barrier coatingshigh-temperature wear protectioncutting tool insertsresearch and developmentrefractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.00249	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.040	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

SiWN3

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control