Mg5Sm

ceramic
· Mg5Sm

Mg5Sm is an intermetallic compound combining magnesium and samarium, representing a rare-earth reinforced metallic system rather than a traditional ceramic despite its classification. This material is primarily of research and developmental interest for lightweight structural applications where high-temperature stability and creep resistance are critical, particularly in aerospace and power-generation contexts where magnesium's low density must be retained without sacrificing performance at elevated temperatures. The samarium addition strengthens the magnesium matrix through precipitation hardening and thermal stability mechanisms, making it a candidate alternative to conventional aluminum or titanium alloys in thermally demanding, weight-sensitive designs.

aerospace engine componentshigh-temperature lightweight structuresresearch/developmental alloyscreep-resistant applicationsrare-earth reinforced systemsnext-generation magnesium alloys

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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eV/atom——
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.