Chemical Compatibility

Pickling Solution vs 13 elastomers

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

Pickling Solution
FKM, FFKMBest choices
NBR, HNBR, VMQAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)DNot recommended
HNBR Hydrogenated NitrileDNot recommended
FKM Fluorocarbon (Viton)AExcellent, continuous service
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneCConditional, test first
VMQ SiliconeDNot recommended
FVMQ FluorosiliconeDNot recommended
CR Neoprene (Chloroprene)DNot recommended
NR Natural RubberDNot recommended
SBR Styrene ButadieneDNot recommended
IIR ButylBGood, minor effect
AU PolyurethaneDNot recommended
FEPM Aflas (TFE/P)BGood, minor effect

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 P →

Sealing against Pickling Solution?

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