Re2 C4 — Properties & Data | MatWorld

Re2 C4

ceramic

· Re2 C4

Re₂C₄ is a rhenium carbide ceramic compound belonging to the refractory carbide family, characterized by high hardness and thermal stability at extreme temperatures. This material is primarily of research interest for ultra-high-temperature applications and advanced wear-resistant coatings, where its rhenium content provides enhanced toughness compared to conventional tungsten or molybdenum carbides. Industrial adoption remains limited; it is most relevant in aerospace propulsion systems, cutting tool development, and specialized coatings where exceptional hardness and oxidation resistance at elevated temperatures justify the cost and processing complexity of rhenium-based ceramics.

Aerospace engine componentsHigh-temperature coatingsAdvanced cutting toolsWear-resistant surfacesRefractory applicationsResearch/specialized materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.7570	eV/atom	DFT · OptB88vdW

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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.

Re2 C4

Other Properties

Regulatory Screening

Environmental