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TGWB2

TGWB2

PTFE Bellows Mechanical Seal

A complete externally mounted PTFE bellows mechanical seals Type TGWB2 is designed for extreme corrosion resistance applications, such as high concentrations of acids, salts, strong oxidizing and reducing agents and chemically active organic compounds.
Detail Information
Features
  PTFE bellows seals 
  Externally mounted,Independent of direction of rotation.
  With spring protective sleeve.
Recommended Applications
  Chemical and organic compounds industry 
  Extreme corrosion resistance media 
  Anticorrosive Pumps
  Other Rotating Equipment.
Operating range
Shaft diameter: d1=18...100mm(0.750'' ...4.000'')
Pressure:  p=0...0.8Mpa(116psi)
Temperature: t = -20 °C ...120 °C(-4°F to 248°F)
Sliding velocity:  Vg≤13m/s(42.6ft/m)

Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials
Product Structure
Combination Materials
1.Rotary Face
    Silicon carbide (RBSIC) O
    Carbon graphite resin impregnated AK
    Glass Filled PTFE Y
2.Stationary Seat
    Silicon carbide (RBSIC) O
    99%Al2O3 ceramic B1
3.Bellowas
    Composite PTFE Y1
4.Spring  
    Stainless Steel (SUS304) F
    Stainless Steel (SUS316) G 
5.Metal Parts    
    Pure PTFE  T
    Stainless Steel (SUS316)  G
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