Cu7Si2

metal

· JVASP-110494· Cu7Si2

Cu7Si2 is an intermetallic compound in the copper-silicon system, representing a phase that forms at specific composition ratios in binary Cu-Si alloys. This material is primarily of research and developmental interest rather than a widely commercialized engineering alloy, studied for its potential in applications requiring high-temperature stability and wear resistance inherent to intermetallic phases.

Research and developmentHigh-temperature structural applicationsWear-resistant coatingsIntermetallic phase studyExperimental composite reinforcement

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2710	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)	0.03780	eV/atom	—
Formation Energy(ΔHf)	0.03670	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.

Cu7Si2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control