Standard Mechanical Seals For Pumps & Compressors

BJ920N

CE0035 Certification
EC 1935/2004 Certification
CE Certification
Reach
RoHS
Mechanical Seals

BJ920N

Product Description

  • Single seal configuration
  • Balanced design
  • Independent of direction of rotation
  • For plain shafts
  • Rotary unit with encapsulated spring design
Details
Item No. Description
1.1 Seal face
1.2 Drive collar
1.3 O-Ring
1.4 O-Ring
1.5 Spring
1.6 Set screw
2 Seat (G16)
3 O-Ring

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Technical Features
  • Compact design with rugged construction
  • Capable of withstanding high pressure
  • O-ring is dynamically loaded to prevent shaft damage
  • Can handle media with solid content and viscous media
  • Can handle sterile and vacuum application
  • Springs are product protected to avoid contamination
  • Conveying and bottling of dairy products
  • Dirty, abrasive and solids containing media
  • Pulp and paper industry
  • Sugar industry
  • Water and waste water technology
  • Raw sludge pumps
  • Raw sludge, sewage slurries
  • Thick juice pumps
  • EN 12756
  • Variant for sterile applications available.
  • Please enquire.
  • Seal face: Carbon graphite antimony impregnated (A),
  • Carbon graphite resin impregnated (B)
  • Seat G16: Silicon carbide (Q1)
  • Sizes: d1 = Upto 100 mm (Upto 4.000’’)
  • Pressure: p1*) = 0.8 abs... 25 bar (12 abs.... 363 PSI)
  • Temperature: t = -50 °C...+220 °C (-58 °F...+430 °F)
  • Speed = 20 m/s (66 ft/s)
  • Permissible axial movement: ±0.5 mm *) An integral stationary seat lock is not needed within the permissible low pressure range. For prolonged operation under vacuum it is necessary to arrange for quenching on the atmospheric side.

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