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O-ring Pusher seals use a sliding secondary seal and in this design the O-ring is pushed along the outside diameter of the equipment shaft or sleeve. The O-ring retains the sealed liquid and follows along the shaft to compensate for face wear.
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TG9B


Product variants

TG9B

John Crane Type109B Replacement

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

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Products Details
Features
  Mutil-Spring, Balanced, 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

Product Structure
Combination Materials
 Rotary Face
    Silicon carbide (RBSIC) O
    Tungsten carbide W1
    Carbon graphite resin impregnated Ak
 Stationary Seat 
    99% Aluminium Oxide B1
    Silicon carbide (RBSIC) O
    Tungsten carbide W1
 Elastomer
    Pure PTFE(PTFE) T
 Spring
    Stainless Steel (SUS304) F
    Stainless Steel (SUS316) G
 Metal Parts
    Stainless Steel (SUS304) F
    Stainless Steel (SUS316) G
Stationary Seat




Standard Stationary Seat: T26AG       

T26AG equivalent to John Crane AG








Alternatives Stationary Seat: T9V

T9V equivalent to John Crane V



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WenZhou TianGu Seal Co., Ltd was founded in 1982, is located in Wenzhou City, Zhejiang Province Economic and Technological Development Zone, China Hydraulics Pneumatics & Seals Industry Association, in the mechanical seal product design, manufacturing and sales of businesses.