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Seals for compressors

YALAN BB47A Mechanical Seal for Blowers and Compressors



Basic Features

  • Structure: Double-End
  • Pressure: High Pressure Mechanical Seals
  • Speed: Medium Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Wear and Weak Corrosion
  • Standard: Specifically Customized
  • Model NO.: BB47A
  • Balance: Balanced
  • Specification: Inner Diameter: 90 mm, 95 mm and 120 mm

Product Detailed Description

YALAN BB47A Mechanical Seal for Blowers and Compressors

Structural Features: double end, balanced, multiple small springs, independent rotary direction, balanced cartridge mechanical seal. The gland separate the double seal for sealing 2 sides: medium side and lubrication oil side. All compensation units are all placed into the stationary component, known as static compensation structure.

Industrial Standards: Specifically Customized

Scopes of Application: widely used in many types of blowers such as Roots blowers compressors.

  • Operation Parameters:

    • Pressure: 0 ~ 2.0 MPa
    • Temperature: - 20 ~ 80 ºC
    • Linear Speed: 20 m/s or less


    • Rotary Ring Face: TC/Surfacing Alloy
    • Stationary Ring Face: TC/SiC
    • Elastomers: Viton/EPDM/FFKM
    • Springs: SS304/SS316/HC-276
    • Metal Parts: 410S/SS304/SS316L/HC-276

    Mediums: air, vapor and gases.

    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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