U3O8

ceramic
· U3O8

U3O8 (triuranium octoxide) is a ceramic uranium oxide compound that represents a stable, naturally occurring form of uranium oxide commonly encountered in mining and nuclear fuel processing. It is the primary product of uranium ore concentration and serves as an intermediate material in the production of enriched uranium fuel for nuclear reactors, as well as in conversion processes that produce uranium hexafluoride for enrichment facilities. Engineers and nuclear specialists value U3O8 for its chemical stability, high uranium content density, and well-established handling protocols, making it the industry standard for uranium concentrate trading and long-term storage before conversion to reactor fuel or other nuclear applications.

nuclear fuel productionuranium ore processingnuclear fuel intermediatesuranium concentrate storagenuclear materials handlingfuel cycle operations

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)2 entries
eV/atom
eV/atom
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
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.