API 682
First Time in India
Manufactured by Leak-Proof Only
 
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  PTFE Bellow Seals
Single Acting, Independent of Direction of Rotation
    Teflon Bellow Seals
  Mechanical Seal Series 20S
  Standard Style:
  Face Materials :
GFT / Ceramic
GFT / Silicon Carbide
Metal Parts :
SS 316, SS 304, Hastelloy-C

Springs :
Teflon Covered Spring Steel

Secondary Seal :
PTFE Bellows

  Applications:
 
Extremely corrosive services
  Seal Characteristics:
 
Single acting
Outside mounted
Single helical coil spring
Independent of direction of rotation
  Operating Limits:
  Shaft Diameter d1 : 1.0” .....2.875”
  Pressure p : 6 bar (max)
  Temperature t : -45 ....+1200C
  Velocity v : 16 m/sec
 
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  Series 20S is specially designed for extremely corrosive chemicals, including concentrated acids, salts, strong oxidising & reducing agents, and chemically active organic compounds. All components which come in contact with the liquid being sealed are made of chemically inert material. Metallic components clamping ring and springs are located outside the media. In this seal series Glass filled PTFE face is composite moulded with highly flexible PTFE bellows.
 
 
 
 
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