Butterfly Valve Parts
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Butterfly Valve Seat

Butterfly Valve EPDM Seat
Butterfly Valve PTFE Seat
Butterfly Valve Silicone Seat
Butterfly Valve VITON Seat
Butterfly Valve EPDM Seat
Butterfly Valve PTFE Seat
Butterfly Valve Silicone Seat
Butterfly Valve VITON Seat

Seat materialEPDM, NBR, PTFE, VITON, SILICONE

Features & Benefits

Material NameTemperature RangeMedia ApplicationMain PropertiesTypical Colour
EPDM-10℃ to 110℃,
High temperature resistance 130℃
Steam, air, water, warm air, coolantGeneral EPDM rubber: is a good general-service synthetic rubber.
It has good temperature resistance, corrosion resistance and
aging resistance.
Black
NBR-10℃ to 80℃Hydraulic oil, gasoline, water, silicon grease,
silicone oil, diester lubricating oil, glycol system
Buna-NBR:(Nitrile Butadiene Rubber) has good tensile strength.
Excellent oil resistance, air tightness and resistance to abrasion.
It is also resistant to hydrocarbon products.
Black
PTFE(Teflon)/
RPTFE
-20℃ to 150℃
-20℃ to 180℃
Strong acid and alkali and other corrosive mediaPTFE has good chemical performance stability and surface will be
not sticky. It has good chemical corrosion resistance, oxidation
resistance, weathering resistance.
R means Reinforced, which uses glass fiber to reinforce PTFE.
White
VITON-20℃ to 180℃Mineral oil, silicone oil and silicone ester,
gasoline, Strong acid
Viton is a fluorinated hydrocarbon elastomer with excellent
resistance to most hydrocarbon oils and gases and other
petroleum-based products.
Black
SILICONE-10℃ to 150℃Food, high temperature mediumSilicone Rubber has good resistance to high temperature and
low temperature and its chemical is stable, good sealing performance,
at the high temperature, no deformation, no harmful substances,
good tensile resistance.
Slightly white

The data is for reference only, please consult [email protected] for details.

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