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Diaphragm seals

The optimal diaphragm seal for every process

WIKA diaphragm seals (often also referred to as chemical seals), mounted with pressure gauges, process transmitters, pressure switches etc., are recognised and valued internationally for the most difficult of measuring tasks. By using diaphragm seals, the measuring instruments can be used at extreme temperatures from -90 to +400 °C and with aggressive, corrosive, heterogeneous, abrasive, highly viscous or toxic media. The optimal diaphragm seal designs, materials and filling media are available for each application.

How do diaphragm seals work? | Areas of application and advantages in pressure measurement
Videos How do diaphragm seals work? | Areas of application and advantages in pressure measurement

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FAQ
FAQ

Can a diaphragm monitoring system also be repaired through WIKA Service?

Unfortunately, a diaphragm monitoring system cannot be repaired through WIKA Service. The reason for this is to protect the high-quality medium. A precise examination of the two adjacent diaphragms is technically so complex that, from an economic poi ...

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How flexibly can a diaphragm seal be assembled?

The optimal diaphragm seal designs, materials, filling media and accessories are available for each application. Certificates can be supplied depending on the requirement.