O-Ring Mechanical Seals (M3N)

Product Name: O-Ring Mechanical Seals (M3N) Model NO.: M3 M3N Balance: Unbalanced Type: Oring Type Standard: Standard Performance: Temperature Temperature: Temperature Mechanical Seal Speed: General Speed Mechanical Seal Pressure: Low Mechanical Seal Structure: Single End Trademark: no label Transport Package: Paper Box Specification: 20 22 24 30 Origin: China HS Code: 84842000 Product Description Features• For plain shafts• Single seal• Unbalanced• Rotating conical spring• Dependent on direction of rotationAdvantages• Universal application opportunities• Insensitive to low solids content• No damage of the shaft by set screws• Large choice of materials• Short installation lengths possible (G16)• Variants with shrink-fitted seal face availableOperating range (see note on page 1)Shaft diameter: d1 = 6 … 80 mm (0.24" … 3.15")Pressure: p1 = 10 bar (145 PSI)Temperature: t = -20 °C … +140 °C (-4 °F … +355 °F)Sliding velocity: vg = 15 m/s (50 ft/s)Axial movement: ±1.0 mmMaterialsSeal face: CrMo special cast steel (S)Seat G9: Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B)Standards and approvals• EN 12756Recommended applications• Chemical industry• Pulp and paper industry• Water and waste water technology• Building services industry• Food and beverage industry• Sugar industry• Low solids content media• Water and sewage water pumps• Submersible pumps• Chemical standard pumps• Eccentric screw pumps• Cooling water pumps• Basic sterile applicationsAlternative to:Burgmann M3 seal/AESSEAL T02 seal / Flowserve 39 seal / Sterling SM3 seal / Vulcan 8B sealM3Items and description as M3N.Seal face: Special cast CrMo steel (S)Seat G13: Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B)M32Items and descriptions as for type M3N, but with carbongraphite seal face shrink-fitted into the seal face carrier(Item no. 1.1).Seal face: Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B)Seat G4: Special cast CrMo steel (S),Silicon carbide (Q1, Q2)Seat G6 (M32N4): Special cast CrMo steel (S),Silicon carbide (Q1, Q2)Seat G9 (M32N): Silicon carbide (Q1, Q2)Seat G6 also available in A, B = G30 (longer installationlength than G6)M37GItems and descriptions as for type M3N, but with shrinkfitted silicon carbide seal face to the seal face carrier(Item no. 1.1)Shaft diameter: d1 = 16 … 80 mm (0.63" … 3.15")Temperature: t = -20 °C … +180 °C (-4 °F … +355 °F)Sliding velocity: vg = 10 m/s (33 ft/s)Seal face: Silicon carbide (Q12, Q22),Tungsten carbide (U22)Seat G4: Silicon carbide (Q1, Q2)Seat G13: Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B)Seat G6 (M37GN4): Silicon carbide (Q1, Q2)Seat G9 (M37GN): Carbon graphite antimony impregnated(A), Carbon graphite resin impregnated (B),Silicon carbide (Q1, Q2)Seat G6 also available in A, B = G30 (longer installationlength than G6)