Chemical Compatibility

Sodium, Molten vs 13 elastomers

Full elastomer ratings for Sodium, Molten below.

Sodium, Molten
—Best choices
FFKMAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)X
HNBR Hydrogenated NitrileX
FKM Fluorocarbon (Viton)X
FFKM PerfluoroelastomerDNot recommended
EPDM Ethylene PropyleneX
VMQ SiliconeX
FVMQ FluorosiliconeX
CR Neoprene (Chloroprene)X
NR Natural RubberX
SBR Styrene ButadieneX
IIR ButylX
AU PolyurethaneX
FEPM Aflas (TFE/P)X

Room-temperature, neat chemical unless stated. Concentration and temperature shift ratings, validate with our lab.

Ratings are for the neat chemical at room temperature unless stated; concentration and temperature change everything. Validate with our lab before committing a compound. Search another chemical → More chemicals starting with S →

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