Chemical Compatibility

Chloramine vs 13 elastomers

Best choices for Chloramine: NBR, HNBR, FFKM, EPDM, CR, NR, SBR, IIR. Full ratings below, A is continuous-service suitable, D is not recommended.

Chloramine
NBR, HNBR, FFKMBest choices
FKMAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)AExcellent, continuous service
HNBR Hydrogenated NitrileAExcellent, continuous service
FKM Fluorocarbon (Viton)DNot recommended
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneAExcellent, continuous service
VMQ SiliconeX
FVMQ FluorosiliconeX
CR Neoprene (Chloroprene)AExcellent, continuous service
NR Natural RubberAExcellent, continuous service
SBR Styrene ButadieneAExcellent, continuous service
IIR ButylAExcellent, continuous service
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 C →

Sealing against Chloramine?

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