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Seals for water pumps

YALAN FBD Elastomer Bellow Single Spring Mechanical Seal for Clean Water and Sewage Pumps



Basic Features

  • Structure: Single End
  • Pressure: General Pressure Mechanical Seals
  • Speed: General Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Wear, Weak Corrosion
  • Standard: ISO3069, GB6556, DIN24960
  • Model NO.: FBD
  • Balance: Unbalanced
  • Specification: Inner Diameter: 20 mm to 120 mm

Product Detailed Description

YALAN FBD Elastomer Bellow Single Spring Mechanical Seal for Clean Water and Sewage Pumps

Structural Features: single end, unbalanced, independent direction of rotation, single spring + elastomer bellow as compensation components.

Industrial Standards: ISO3069, GB6556, DIN24960

Scopes of Application: Clean Water, Sewage Water, Oil and other moderately corrosive fluids. Designed for industrial pump, blower pump, diving pump, circulating pump mechanical seal, replacing the mechanical of EagleBurgmann and John Crane mechanical seal.

  • Operation Parameters:

    • Pressure: 1.4 MPa or less
    • Temperature: - 20 ~ 120 ºC
    • Linear Speed: 15 m/s or less


    • Rotary Ring: SiC/TC/Carbon
    • Stationary Ring: SiC/TC
    • Elastomers: Viton/EPDM/Aflas/FFKM
    • Springs: SS304/SS316L/HC276
    • Metal Parts: SS304/SS316

    Mediums: fresh water, sewage, oil and other moderately corrosive fluids.

    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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