Products

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.

TG71U


Product variants

TG71U

EagleBurgmann type M7N series Replacement

Wave Spring, O-ring pusher mechanical seal Type TG71U is a robust and highly interchangeable seals. Used in the different media conditions due to extend material options. It is ideal for use in paper industry, textile printing, chemical petroleum, shipbuilding and sewage treatment industry.

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Products Details
Features
  Wave Spring, O-ring pusher construction
Transmission by Pin and groove,independent of direction of rotation .
  Solid seal faces material are easily interchangeable. Good heat dissipation
  Low risk of clogging in solids content or viscous liquids
  Can meet two standard dimensions when change in stationary seat
Recommended Applications
  Paper and textile printing industry, petrochemical industry and sewage treatment industry
  Low solids content or viscous media
  Sewage pumps, chemical pumps, screw pumps, Gear wheel feed pumps and multistage pumps 
  Other Rotating Equipment.
Operating range

Shaft diameter: d1=16...100mm
Pressure: p=0...1.6Mpa(232psi)
Temperature: t = -20 °C ...200 °C(-4°F to 392°F)
Sliding velocity: Vg≤20m/s(65.6ft/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
     Carbon graphite resin impregnated  Ak
     Tungsten carbide  W1
     Cr-Ni-Mo Sreel (SUS316)  G
 Stationary Seat 
     Silicon carbide (RBSIC)  O
     Carbon graphite resin impregnated  Ak

     Tungsten carbide  W1
 Auxiliary Seal 
     Fluorocarbon-Rubber (Viton)  V
     Ethylene-Propylene-Diene (EPDM)  E
     Silicone-Rubber(MVQ)  S 
     PTFE Coated VITON  M1
 Spring 
     Stainless Steel (SUS304)  F
     Stainless Steel (SUS316)  G
 Metal Parts
     Stainless Steel (SUS304)  F
     Stainless Steel (SUS316)  G

Stationary Seat


Standard Stationary Seat: T4G9  T7G9  T3G6

T4G9 equivalent to Burgmann G9
T7G9 equivalent to Burgmann G9
T3G6 equivalent to Burgmann G6




Alternatives Stationary Seat: T3G4   T8G13

T3G4 equivalent to Burgmann G4
T8G13 equivalent to Burgmann G13




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.