Features of the FFKM O-rings

Material Hardness Colour Temperature Temperature Equivalent for Remarks
shore min. °C max. °C  
F707KM94 70 (A)
White
-20 +270  Kalrez® 6880 FDA 21 CFR 177.2400
          Kalrez® 6221 USP Class VI
          Perlast® G74S 3A-Sanitary Standard
            chemical resistance
F808KM94 80 (A) White -20 270 Chemraz® SD 517 standard applications
          Chemraz® 513-514 FDA
            USP Class VI
            3A-Sanitary Standard
            chemical resistance
F808KM95 80 (A) White -15 300 (G75 S) high temperature
          Perlast® G80H FDA
            USP Class VI
            3A-Sanitary Standard
            chemical resistance
F606KM94 60 (A) Black -25 270   standard applications
            chemical resistance
F707KM94 70 (A) Black -25 270 Kalrez® 6230 FDA 21 CFR 177.2400
          Simriz® 491 USP Class VI
            3A-Sanitary Standard
            chemical resistance
F757KM 75 (A) Black -20 270 Kalrez® 6230 FDA 21 CFR 177.2400
          Chemraz® SD625 USP Class VI
            3A-Sanitary Standard
            chemical resistance
F707KM 70 (A) Black -20 260   steam
            hot water
            amines
            chemical resistance
F757KM 75 (A) Black -40 250 Kalrez® 0040 excellent low temperature
          Chemraz® 505 chemical resistance
F757KM75 75 (A) Black -15 340 Spectrum® 7075 high temperature
          Triazinico outstanding thermal stability
            not suitable for steam/amine
            chemical resistance
F758KM94 75 (A) Black -25 270 Kalrez® 6375 standard applications
          Chemraz® 605 chemical resistance
          Perlast® G80A  
          Isolast® 9440  
          Simriz® 495  
          Parafluor® V8910-75  
F758Z96 75 (A) Black -15 330 Kalrez® 4079 high temperature
          Isolast® J8325 chemical resistance
          Isolast® J9876  
          Chemraz® 615  
          Perlast® G75B  
          Chemraz® 551  
F758KM 75 (A) Black -15 330 Kalrez® 1050LF steam
            hot water
            chemical resistance
F909KM93 90 (A) Black -20 270   standard applications
            chemical resistance
F909KM 90 (A) Black -15 +260 (+280) Chemraz® 526 anti explosive decompression AED 
          Isolast® J9510 NORSOK M710
          Perlast® G90D chemical resistance
F909KM 90 (A) Black -15 +320(+340) Kalrez® 7090 anti explosive decompression AED
            NORSOK M710
            high temperature
            chemical resistance
F909KM 90 (A) Black -40 +250(+270)   anti explosive decompression AED
            NORSOK M710
            excellent low temperature
            chemical resistance
F909Z94 90 (A) Black -30 260 Chemraz® 510 suitable for low temperature
          Kalrez® 3018 chemical resistance
          Chemraz® 600  

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