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Bellow seals

YL C65 Metal Bellow Mechanical Seals
  • YL C65 Metal Bellow Mechanical Seal Rotary
  • YL C65 Metal Bellow Mechanical Seals
  • YL 609 Metal Bellow Cartridge Mechanical Seal
  • YL 609 Metal Bellow Cartridge Mechanical Seal
  • YL C65 Metal Bellow Mechanical Seals

C65 & 609

SKU : C65 & 609

Basic Features

  • Structure: Single End
  • Pressure: Medium Pressure Mechanical Seals
  • Speed: High Speed Mechanical Seal
  • Temperature: High Temperature Mechanical Seal
  • Performance: High Temperature and Wear
  • Standard: DIN24960, ISO3069, GB6556, EN12756
  • Model NO.: C65 and 609 (Cartridge Version)
  • Balance: Balanced
  • Specification: Inner Diameter: 25 mm to 100 mm

Product Detailed Description

YL C65 and 609 Metal Bellow Mechanical Seals

Structural Features: single end, balanced, independent direction of rotation, metal bellow, cartridge seal. The auxiliary seal ring is made of expanded graphite, which is suitable for complex operating conditions and mixed sealed mediums. This seal component is easy to install and adjust and has specifically great performance while used in medium-and-high viscosity and high or low temperature content.

Industrial Standards: DIN24960, ISO3069, GB6556, EN12756

Scopes of Application: mainly used in chemical pumps, oil pumps, screw pumps and oil extraction equipment for industries such as chemical engineering, oil refining, chemical fiber, food processing, pharmacy, thermoelectricity, and paper making.

  • Operation Parameters:

    • Pressure: - 0.1 to 2.5 MPa
    • Temperature: - 75 ~ 400 ºC
    • Linear Speed: 15 m/s or less


    • Rotary Ring Face: Carbon/SiC/TC
    • Stationary Ring Face: SiC/TC
    • Elastomers: Flexible Graphite
    • Springs: AM350/Inconel 718/HC-276
    • Metal Parts: 410S/SS316L/4J42/Hastelloy

    Mediums: oil, liquid hydrocarbon, acid, alkali, solvent, paper pulp and other high or low temperature and medium-and-high viscosity content.

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

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

+86 551 6428 7402

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