Type 9U

John Crane Type109 Replacement

PTFE wedge,Mutil-Spring construction mechanical seals Type 9U is suitable for use with corrosive fluid media, such as typically corrosives, and chemicals.

Features
  Mutil-Spring, Unbalanced, PTFE wedge construction.
  Rotary seat with a snap ring holds all parts together in a unitised design which eases installation and removal
  Torque transmission by set screws,
  Conform with  EN12756 standard
Recommended Applications
  Chemical industry
  Industry pumps 
  Process Pumps
  Oil refining and petrochemical    industry 
  Other Rotating Equipment
Operating range

Shaft diameter: d1=18…100mm(0.750” …4.000”)
Pressure: p=0…2.4Mpa(348psi)
Temperature: t = -40 °C ..+200 °C(-40°F to 392°F)
Sliding velocity: Vg≤25m/s(82ft/m)

 

Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials

Detailed parameters

pt_PTPT

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