Hf2SiN

ceramic

· Hf2SiN

Hf2SiN is a hafnium silicon nitride ceramic compound that combines refractory metal and nitride chemistries to achieve high hardness and thermal stability. This material belongs to the family of transition metal nitrides and is primarily investigated in research and advanced manufacturing contexts for applications demanding extreme hardness, oxidation resistance, and thermal shock tolerance. Hafnium nitride-based compounds are of particular interest as potential coating materials and structural ceramics in ultra-high-temperature environments where conventional nitride ceramics reach their limits.

Hard coatings and protective layersHigh-temperature aerospace componentsRefractory ceramics researchCutting tool insertsThermal barrier systemsAdvanced manufacturing applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	182.0	GPa	—
Shear Modulus(G)	99.00	GPa	—
Young's Modulus(E)	250.0	GPa	—

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.

Hf2SiN

Mechanical Properties

Regulatory Screening

Environmental