YALAN 169 Multiple Spring PTFE Elastomer Bellow Mechanical Seal for Chemical Pumps

YALAN 169 Multiple Spring PTFE Elastomer Bellow Mechanical Seal for Chemical Pumps

YALAN 169 Multiple Spring PTFE Elastomer Bellow Mechanical Seal for Chemical Pumps

Basic Features

  • Structure: Single-End
  • Pressure: Low Pressure Mechanical Seals
  • Speed: General Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Corrosion
  • Standard: JB/T 7371-94
  • Model NO.: 169
  • Balance: Balanced
  • Specification: Inner Diameter: 30 mm to 60 mm

Product Detailed Description

YALAN 169 Multiple Spring PTFE Elastomer Bellow Mechanical Seal for Chemical Pumps

Structural Features: single end, multiple springs, balanced PTFE elastomer bellow mechanical seal. This seal uses multiple small springs and PTFE bellows as compensation components and the rotary component is driven by the PTFE bellow. This seal is outboard installed.

Industrial Standards: JB/T 7371-94

Scopes of Application: widely used in chemical pumps, especially alkali pumps that work with alkali liquid containing solid particles.

Operation Parameters:

  • Pressure: 0 to 0.5 MPa
  • Temperature: 0 ºC to 130 ºC
  • Linear Speed: 14 m/s or less

Materials:

  • Rotary Ring Face: SiC/TC
  • Stationary Ring Face: SiC/TC
  • Elastomers: Aflas/Viton/PTFE/FFKM
  • Springs: SS316/SS316L/HC276
  • Metal Parts: SS316/SS316L/HC276

Mediums: strong alkali, with solid particles between 10% to 20%, alkali density not higher than 42%.

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

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