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Seals for mixers

204B Mechanical Seal with Oil Basin
  • 204B Mechanical Seal
  • 204B Mechanical Seal
  • 204B Mechanical Seal with Stationary Gland
  • 204B Mechanical Seal with Stationary Gland
  • 204B Mechanical Seal with Oil Basin

YL 204B

SKU : 204B

Basic Features

  • Structure: Single End
  • Pressure: Low Pressure Mechanical Seals
  • Speed: General Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Corrosion
  • Standard: HG5-754-78 and HG2098-91
  • Model NO.: 204B
  • Balance: Balanced
  • Specification: Inner Diameter: 30 mm to 180 mm

Product Detailed Description

204B Mechanical Seal for Top Driven Vertical Type Agitation Equipment, Fermentation Tanks, Seeding Tanks, Reaction Kettles and Sewage Treatment Devices

Structural Features: single end, multi springs, balanced, independent direction of rotation. The multi spring structure assures that the load on sealing faces are balanced. The springs are all adjustable and have long life-time. This component has a simple structure and high reliability.

Industrial Standards: HG5-754-78 and HG2098-91

Scopes of Application: mainly used in top driven vertical type agitation equipment, as well as devices that do not have strict requirements for leakproofness, such as fermentation tanks, seeding tanks, stainless steel reaction kettles and sewage treatment devices.

  • Operation Parameters:

    • Pressure: - 0.1 ~ 0.6 MPa
    • Temperature: - 40 ~ 180 ºC (cooling tank is required if the temperature is higher than 150 ºC and the installation height should be 100 mm higher than normal)
    • Linear Speed: 2 m/s or less


    • Rotary Ring Face: Carbon/SiC/TC
    • Stationary Ring Face: SiC/TC
    • Elastomers: Viton/PTFE
    • Springs: SS304/SS316
    • Metal Parts: SS304/SS316

    Mediums: oil, acid. alkali, and polymer suspensions.

    Customization: Changes of materials for getting other operating parameters are possible. Contact us with your requirements.


YALAN Seals Global
Anhui, China
21st Floor, Lanjing International Tower
Yaohai, City of Hefei

+86 551 6428 7402

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