
Topog-E® Steam Boiler Gaskets
The steam boiler market makes extreme demands on gaskets; Topog-E® molded rubber gaskets are specifically formulated to meet and exceed these demands and deliver industry standard performance. 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. The material is a special, propriety rubber composition with a hardening rating between 80-85 durometer.
Topog-E® Series 180 gaskets are available in 350 stock sizes and shapes. Custom shapes, sizes and sheet material are available on request
EMAIL us, call (800) 848-8311 to talk to a Sutton-Clark PTFE Gasket Specialist about your custom applications, or request a quote below.
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Features
- Conform to the topography of the mating surfaces
- Withstand a boiler’s full, continuous and cycling operating pressures
- Withstand continuous exposure to water treatment chemicals
- Withstand continuous exposure to ion and oxygen attack in hot air
- Prevent all leakage
- Replace easily, without chiselling or buffing
Uses
Major uses include steam and hot water applications.
- Water softeners
- Hot water heaters
- Steam humidifiers and cookers
- Water purifiers and demineralizers
- Refrigeration units
- Liquid treatment vessels
- Carbon absorption and filtering vessels
- Dryer cans in paper mills
- Water hydrants
- Mixing tanks
- Compressed air tanks
- Various types of dryers
- Air starters and receivers
- Deaerators
- Hatch covers
- Water towers and columns
- PVC reactor vessels
Installation Environment & Suitability
Topog-E® Series 180 gaskets are specifically formulated to have excellent resistance to steam and hot and cold water.

Service Summary
Up to 180 psi (12 bar) and 380 ℉ (193℃) Water, condensate, etc. vessels: 200+ psi (14 bar) and less than 300℉ (150℃)
They also have good resistance to:
- Alcohols
- Ketones
- Phosphate esters
- Silicone oils and greases
- Dilute acids
- Bases
- Salts
- Glycols
- Ammonia
- Selected refrigerants
- Animal and vegetable fats
Other Considerations
Water treatment chemicals, when used in accordance with supplier’s guidelines, should not have a significant effect on the service life of properly installed Topog-E® Series 180 gaskets.
Topog-E® Series 180 gaskets are not recommended for use in applications where they see direct exposure to high concentrations of aromatic hydrocarbons, chlorinated solvents, or petroleum based oils, fuels, and lubricants.
EMAIL us or call (800) 848-8311 to talk to a Sutton-Clark PTFE Gasket Specialist about your custom applications.
Sutton-Clark also offers a wide range of Garlock, Rubber and metallic gaskets.