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How diaphragm valves with plastic valve bodies work

How diaphragm valves with plastic valve bodies work

There are two general designs of diaphragm valves: The full bore type and the weir type. The animation shows how a medium flows through and is shut off by a weir type plastic diaphragm valve. The diaphragm sealing and the numerous valve variants available mean that diaphragm valves are universally compatible and can, for example, be used for high-purity applications, highly-polluted media and abrasive substances.