Mechanical Seals
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Materials
Seal face:
Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Carbon graphite, full carbon (B3), Silicon carbide (Q1, Q6), Tungsten carbide (U), PTFE glass fiber reinforced (Y1)), PTFE carbon reinforced (Y2)
Seat:
Al-oxide (V, V1), Silicon carbide (Q1, Q6, Q7), Tungsten carbide (U), Cr steel (E), CrNi steel (F1), CrNiMo steel (G)
Elastomers:
NBR (P), EPDM (E), FKM (V), HNBR (X4)
Metal parts:
CrNi steel 1.4301 (F), CrNiMo steel 1.4401 (G), CrNi steel 1.4057 (F1)
Materials
Seal face:
Carbon graphite antimony impregnated (A),
Carbon graphite resin impregnated (B), Carbon graphite, full carbon (B3),
Silicon carbide (Q1, Q6)
Seat: Al-Oxide (V, V1), Silicon carbide (Q1, Q6, Q7)
Elastomers:
NBR (P), EPDM (E), FKM (V)
Metal parts: CrNi steel 1.4301 (F), CrNiMo steel 1.4401 (G)
Materials
Seal face: Composite carbon
Seat: SiC DiamondFace coated
Secondary seals: EPDM (E), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G)
Materials
Seal face: Special carbon
Seat: Silicon carbide (Q1, Q2)
Secondary seals: FKM (V)
Metal parts: CrNiMo steel (G)
Materials
Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q2),
alternatively: Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat: Silicon carbide (Q1, Q2),
Silicon carbide (Q19, Q29) with seal face in Q1 resp. Q2
Metal parts: CrNiMo steel (G)
Materials
Seal face: Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), EPDM (E), FFKM (K), Perflourocarbon rubber/PTFE (U1)
Springs: Hastelloy® C-4 (M)
Metal parts: CrNiMo steel (G)
Materials
Seal face: Carbon graphite resin impregnated (B), Full carbon grade (B3)
Seat: Al-Oxide (V1), Silicon carbide (Q1)
Elastomers: NBR (P), EPDM (E), FKM (V)
Metal parts: CrNi steel (F), CrNiMo steel (G)
Materials:
Seal face: Silicon Carbide (Q1, Q2)
Seat: Carbon graphite resin impregnated (B), Silicon carbide (Q1, Q2)
Secondary seals:
EPDM (E), FKM (V), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G)
Materials
Seal face:
Silicon Carbide (Q2), CrMo cast steel (S)
Seat: Carbon graphite resin impregnated (B), Silicon carbide (Q2)
Secondary seals:
EPDM (E), NBR (P), FKM (V), FFKM (K), coated (M)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G)
Materials
Seal face: Carbon graphite resin impregnated (B)
Secondary seals: NBR (P)
Springs: CrNi steel(F)
Metal parts: CrNi steel (F)
