TaAlSi
metal· JVASP-106728· TaAlSi
TaAlSi is a ternary intermetallic alloy combining tantalum, aluminum, and silicon, belonging to the refractory metal alloy family. This material is primarily of research interest for high-temperature structural applications, leveraging tantalum's exceptional melting point and oxidation resistance combined with aluminum and silicon for density and wear property optimization. Engineers consider TaAlSi compounds for extreme-environment applications where conventional nickel-based superalloys reach their thermal limits, though commercial adoption remains limited compared to established refractory alloy systems.
High-temperature structural componentsAerospace propulsion systemsRefractory intermetallic researchOxidation-resistant coatingsUltra-high-temperature applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2996 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.06170 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2904 | 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.