Standard Cartridge Seals

• Single seal Balanced Cartridge
• Independent of direction of rotation Single seals with flush and quench

Technical Features

• Cost-effective
• No damage of the shaft by dynamically loaded O-Ring
• No dimensional modification of the seal chamber necessary, small radial installation height
• Universal applicable for packings conversions, retrofits or original equipment
• Chemical industry

Typical Industrial Applications

• Food and beverage industry Petrochemical industry Pharmaceutical industry Process Pumps
• Water and waste water technology

Materials

• Seal face -  Silicon carbide (Q1), Carbon graphite resin impregnated (B), Tungsten carbide (U2)
• Seat -  Silicon carbide (Q1) Se...

• Single seal Balanced Cartridge
• Independent of direction of rotation Single seals with flush and quench

Technical Features

• Cost-effective
• No damage of the shaft by dynamically loaded O-Ring
• No dimensional modification of the seal chamber necessary, small radial installation height
• Universal applicable for packings conversions, retrofits or original equipment
• Chemical industry

Typical Industrial Applications

• Food and beverage industry Petrochemical industry Pharmaceutical industry Process Pumps
• Water and waste water technology

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), CrNiMo cast steel (G)

Performance Capabilities

• ECS-SN,
• Sizes -  Upto 70 mm (2.75") Other sizes on request
• Temperature -  t = -40 °C ... 220 °C (-40
• °F ... 428 °F)
• (Check O-Ring resistance)
• Sliding face material combination BQ1 Pressure -  p1 = 20 bar (290 PSI) Speed = 111 .2 m/s
• Permissible axial movement -  ± 1.0 mm

Independent of direction of rotation Metric and inch sizes available Single cartridge seal Unbalanced

Technical Features

• Comes with flush connection acc. to API 682, Plan 111 for seal chamber cleaning and cooling Economical cartridge solution
• Fits into any installation space due to smallest outer diameter
• No modifications of the pump's installation chamber necessary Straightforward and easy installation

Typical Industrial Applications

• Water and waste water technology Sewage water
• Cold and hot water Cooling fluids Beverages Circulating pumps
• Water and waste water pumps

Materials

• Seal face -  Carbon graphite resin impregnated (B)
• Silicon carbide (Q1)
• Seat -  Silicon carbide (Q1)
...

Independent of direction of rotation Metric and inch sizes available Single cartridge seal Unbalanced

Technical Features

• Comes with flush connection acc. to API 682, Plan 111 for seal chamber cleaning and cooling Economical cartridge solution
• Fits into any installation space due to smallest outer diameter
• No modifications of the pump's installation chamber necessary Straightforward and easy installation

Typical Industrial Applications

• Water and waste water technology Sewage water
• Cold and hot water Cooling fluids Beverages Circulating pumps
• Water and waste water pumps

Materials

• Seal face -  Carbon graphite resin impregnated (B)
• Silicon carbide (Q1)
• Seat -  Silicon carbide (Q1)
• Secondary seals -  FKM (V), EPDM (E) Metal parts -  CrNiMo steel (G), CrNiMo cast steel (G)

Performance Capabilities

• Shaft diameter -  dN = 25 ... 75 mm (1"
• ... 2.625")
• Pressure -  p1 = 12 bar (174 PSI) Temperature -  t = -20 ºC ... 140 ºC (-4ª F ... 284 ºF)
• Sliding velocity -  vg = 10 m/s (33 ft/s) Axial movement -  ± 0.5 mm

• Cartridge unit
• Category 2 and 3, Type A,
• Arrangement 1
• Design acc. to API 682 / ISO 21049 Independent of direction of rotation Integrated pumping device available (P750VP)
• Rotating multiple springs Single seal

Technical Features

• "Low-Emission-Seal" acc. to the American STLE-limits
• Extended field of operation in terms of temperature and pressure Fits to any seal chamber
• Metal parts also in special materials available

Typical Industrial Applications

• Light hydrocarbons Oil and gas industry
• Petrochemical industry Refining technology
• API 610 / ISO 13709 pumps Process pumps

Materials

• Seal face -  Carbon graphite antimony impregnated (A)
• Seat -  Sil...

• Cartridge unit
• Category 2 and 3, Type A,
• Arrangement 1
• Design acc. to API 682 / ISO 21049 Independent of direction of rotation Integrated pumping device available (P750VP)
• Rotating multiple springs Single seal

Technical Features

• "Low-Emission-Seal" acc. to the American STLE-limits
• Extended field of operation in terms of temperature and pressure Fits to any seal chamber
• Metal parts also in special materials available

Typical Industrial Applications

• Light hydrocarbons Oil and gas industry
• Petrochemical industry Refining technology
• API 610 / ISO 13709 pumps Process pumps

Materials

• Seal face -  Carbon graphite antimony impregnated (A)
• Seat -  Silicon carbide (Q1, Q2) Secondary seals -  EPDM (E), NBR (P), FKM
• (V), FFKM (K)
• Springs -  Hastelloy® C-4 (M)
• Metal parts -  CrNiMo steel (G), Duplex (G1), Hastelloy® C-4 (M)

Performance Capabilities

• Sizes -  d = Upto 110 mm (Upto 4.250’’)* Pressure -  p1 = 40 bar (580 PSI)
• Temperature -  t = -40 °C ... +220 °C (-0 °F... 428 °F)
• Speed = 23 m/s (75 ft/s)
• Permissible axial movement -  ± 2.0 ...
• 4.0 mm depending on diameter and installation situation