Chemical Compatibility

Aroclor 1248 vs 13 elastomers

Best choices for Aroclor 1248: FKM, FFKM, FEPM. Full ratings below, A is continuous-service suitable, D is not recommended.

Aroclor 1248
FKM, FFKM, FEPMBest choices
CR, NR, SBRAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)CConditional, test first
HNBR Hydrogenated NitrileCConditional, test first
FKM Fluorocarbon (Viton)AExcellent, continuous service
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneBGood, minor effect
VMQ SiliconeBGood, minor effect
FVMQ FluorosiliconeBGood, minor effect
CR Neoprene (Chloroprene)DNot recommended
NR Natural RubberDNot recommended
SBR Styrene ButadieneDNot recommended
IIR ButylBGood, minor effect
AU PolyurethaneDNot recommended
FEPM Aflas (TFE/P)AExcellent, continuous service

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 A →

Sealing against Aroclor 1248?

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