180 Series Obround Gaskets
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180 Series Obround Gaskets

1-3/4" x 3-3/4" x 1/2" Topog-E Obround Gasket

Product Code: SGI-105-1005

Topog-E® Series 180 gaskets have been refined through a series of over 600 research formulation tests to ensure that they are able to meet the exacting performance standards of the steam boiler industry. Topog-E® Series 180 gaskets have been used successfully around the world for over forty years. In general, any type of industrial pressure vessel or tank that has inspection openings is a potential application where Topog-E® Series 180 gaskets can be used as a cost effective sealing device. In addition to using them in steam pressure vessels, customers also use Topog-E® molded gaskets and sheet material with great success in many other applications.

 Typical Applications
  • Water softeners
  • Hot water heaters
  • Steam humidifiers and cookers
  • Water purifies and demineralizers
  • Refrigeration units
  • Liquid treatment vessels

  • Carbon absorption and filtering vessels
  • Dryer cans in paper mills
  • Water hydrants
  • Air starters and receivers
  • Deaerators

  • Mixing Tanks
  • Compressed air tanks
  • Various types of dryers
  • PVC rector vessels
  • Hatch covers
  • Water towers and columns

  • Contact us for pricing

 Material Description    Service Summary
 Special, proprietary rubber composition, black, 80-85 durometer    Steam Boilers  Up to 180 psi (12 bar) and 380oF (193oC) water, condensate, etc
     Vessels  200+ psi (14+ bar) and less than 300oF (150oC)

Topog-E® Series 180 gaskets are specifically formulated to have excellent resistance to steam and hot and cold water. They also have good resistance to: 
 Alcohols  Silicone oils and greases  Dilute acids  Selected refrigerants  Ketones
 Bases  Glycols  Animal and vegetable fats  Phosphate esters  Salts

Technical Data Sheet

Topog-E Data Sheet