Elastomer bellows mechanical seal is indentified by the use of an elastomer bellows or diaphragm for the secondary sealing member. Elatomer bellows seal units require a positive abutment at the back of the bellows or spring, positioned so as to give the correct seal working length


Product variants


Elastomer Bellows Mechanical Seal

Singal face,unbalanced elastomer bellows mechanical seal type TG103 is widely used in food industry,water treatment industry and domestic centrifugal pump.simple structure,easy installation is the main feature for TG301.

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Products Details

  Simple structure and easy installation

  Single seal and single spring


Recommended Applications
  Water treatment
  Small Centrifugal water pumps
  Food industry
  Other Rotating Equipment
Operating range
Shaft diameter: d1=12.....18mm
Pressure: p=0...0.4Mpa(58 psi)
Temperature: t = -20 °C ..+150 °C(-4°F to 302°F)

Sliding velocity: Vg≤3000r/m

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

Product Structure
Combination Materials
 Rotary Face 
    Carbon graphite resin impregnated Ak
    Silicon carbide (RBSIC) O
    Hot-Pressing Carbon Ac
 Stationary Seat 
    Aluminium oxide(Ceramic) B
    Silicon carbide (RBSIC) O
    Tungsten carbide W1
 Auxiliary Seal
    Nitrile-Butadiene-Rubber (NBR) P
    Fluorocarbon-Rubber (Viton) V
    Ethylene-Propylene-Diene (EPDM) E
    Stainless Steel (SUS304) F
 Metal Parts
    Stainless Steel (SUS304) F
Stationary Seat
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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.