YALAN NBS Double Ended Cartridge Mechanical Seal for Sewage Pumps and Centrifugal Pumps

YALAN NBS Double Ended Cartridge Mechanical Seal for Sewage Pumps and Centrifugal Pumps

YALAN NBS Mechanical Seal View 1 YALAN NBS Mechanical Seal View 2 YALAN NBS Mechanical Seal View 3

Basic Features

  • Structure: Double End
  • Pressure: Low Pressure Mechanical Seals
  • Speed: General Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Weak Corrosion
  • Standard: API 682
  • Model NO.: NBS
  • Balance: Unbalanced
  • Specification: Inner Diameter: 45 mm, 55 mm, 70 mm and 80 mm.

Product Detailed Description

YALAN NBS Double Ended Cartridge Mechanical Seal for Sewage Pumps and Centrifugal Pumps

Structural Features: double end, unbalanced, independent direction of rotation, drive screw transmission, pre-assembled. This component has a compact structure and is easy to install. The compensation is provided by multiple small springs, which make the force on the sealing faces balanced and last the lifetime of the seal component.

Industrial Standards: API 682

Scopes of Application: mainly used in centrifugal pumps and sewage pumps. Specifically designed for KWPK pumps and Kingda pumps.

Operation Parameters:

  • Pressure: 0 to 0.8 MPa
  • Temperature: - 20 ~ 150 ºC
  • Linear Speed: 15 m/s or less

Materials:

  • Rotary Ring: Carbon/SiC/TC
  • Stationary Ring: SiC/TC
  • Elastomers: NBR/EPDM/Viton/Aflas
  • Springs: SS304/SS316
  • Metal Parts: 410S/SS304/SS316

Mediums: water, sewage, weak acid and alkali.

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

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