Chemical Compatibility

Trichloromethane vs 13 elastomers

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

Trichloromethane
FKM, FFKMBest choices
NBR, HNBR, EPDMAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)DNot recommended
HNBR Hydrogenated NitrileDNot recommended
FKM Fluorocarbon (Viton)AExcellent, continuous service
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneDNot recommended
VMQ SiliconeDNot recommended
FVMQ FluorosiliconeBGood, minor effect
CR Neoprene (Chloroprene)DNot recommended
NR Natural RubberDNot recommended
SBR Styrene ButadieneDNot recommended
IIR ButylDNot recommended
AU PolyurethaneDNot recommended
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 T →

Sealing against Trichloromethane?

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