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UFLWT
Standard Mechanical Seals

Product Description

  • Balanced
  • For shafts without a step
  • Independent of direction of rotation
  • Metal bellows rotating
  • Single Seal

Details

Item Description 
1.1 Seal face with bellows unit
1.2 Sealing Ring
1.3 Drive Collar
1.4 Socket head screw
1.5 Set screw
2 Seat
3 Sealing Ring

Technical Features

  • For extreme high temperature ranges
  • No dynamically loaded O-Ring
  • Pumping screw for highly viscous media
    available
  • Self cleaning effect
  • Short installation length possible

Typical Industrial Applications

  • Chemical industry
  • Highly viscous media
  • Hot media
  • Power plant technology
  • Refining technology

Materials

Seal face: Carbon graphite antimony
impregnated (A), Silicon carbide (Q12)
Seat: Silicon carbide (Q1)
Bellows: Inconel® 718 hardened (M6),
Hastelloy® C-276 (M5)
Metal parts: CrNiMo steel (G), Duplex (G1),
Carpenter® 42 (T4), Hastelloy® C-4 (M)

Performance Capabilities

Sizes: d1 = Upto 150 mm (Upto 6.000’’)
Externally pressurized:
p1 = … 25 bar (363 PSI)
Internally pressurized:
p1 <120 °C (248 °F) 10 bar (145 PSI)
p1 <220 °C (428 °F) 5 bar (73 PSI)
p1 <400 °C (752 °F) 3 bar (44 PSI)
Stationary seat lock necessary
Temperature: t = -40 °C .. +400 °C (-148 °F .. +752 °F)
Speed = 20 m/s (66 ft/s)

U300N
 

Standard Cartridge Seals

Mechanical Seals As Per API 682

Split Seals

Engineered Seals For Demanding Applications

Standard Mechanical Seals For Pumps & Compressors

Mechanical Seals For Agitators, Mixers, Kneaders & Reactors

Supply Systems & Components

API 682 / ISO 21049

Technical Information