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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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TG120A


Product variants

TG120A

EagleBurgmann BT-RN series Replacement

TG120A is conical spring and O-ring pusher construction mechanical seals,designed for large batch production. This type of mechanical seal is easy to install. covers a wide range of applications and reliable performance. It is widely used in paper industry,sugar industry, chemical and petroleum, food processing, sewage treatment industry.

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Products Details
Features

  Conical spring,unbalanced,O-ring pusher construction
  Torque transmission via conical spring, independent of direction of rotation

  Wide option in seal face material

  Spring with deep coils to reduce the risk of clogging in solids content or viscous liquids

Recommended Applications
  Paper and sugar industry,Food Processing,waste  water technology
  Low solids content or viscous media
  Sewage pumps, chemical pumps, screw pumps, process pumps
  Other Rotating Equipment
Operating range

Shaft diameter: d1=8...100 mm 
Pressure: p=0...1.0Mpa（145psi）
Temperature: t = -40 °C ..+200 °C(-40°F to 392°F)
Sliding velocity: Vg≤15m/s（49.2ft/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
    Cr-Ni-Mo Sreel (SUS316) G
    Tungsten carbide surfacing I
 Stationary Seat 
    Carbon graphite resin impregnated Ak
    Silicon carbide (RBSIC) O
    Tungsten carbide W1
 Auxiliary Seal
    Nitrile-Butadiene-Rubber (NBR) P
    Fluorocarbon-Rubber (Viton) V

    Ethylene-Propylene-Diene (EPDM) E

    Fluorocarbon-Rubber (Viton)  V

 Spring 
    Stainless Steel (SUS304) F
    Stainless Steel （SUS316) G
    Left rotation: L Right rotation: R
 Metal Parts
    Stainless Steel (SUS304) F
    Stainless Steel （SUS316) G
Stationary Seat


Standard Stationary Seat: T8RN  T4RN



Alternatives Stationary Seat: T3RN   T15RN   T7RN   T5RN



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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.