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.
PTFE bellows seals Externally mounted，Independent of direction of rotation. With spring protective sleeve.
Chemical and organic compounds industry Extreme corrosion resistance media Anticorrosive Pumps Other Rotating Equipment.
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
Rotary Face
Stationary Seat
Bellows 
Spring
Metal Parts
Pure PTFE T
Stainless Steel （SUS316) G|
Standard Seat: T9W |
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