Metal Bellow Seal

FLOW-PROOF (FPMB) series are welded metal bellow balanced Mechanical Seals suitable for moderate & high
temperature & pressure applications. It is independent of direction of rotation; these seals are mainly used in
chemicals, petrochemicals & refinery process units. Edge welded metal bellow seals are constructed by series of
diaphragms together to form a bellows unit, the bellow unit eliminates the need for springs and provides flexibility
to the seal faces in addition compensating for seal faces wear. These seal are available in O-ring as secondary
seal to be use in suitable temperature conditions, these seals are comfortable to use in wide range of application.

Performance Range
• Shaft Diameter : 20 to 100mm(0.78” to 4”)
• Pressure : Up to 10 bar (kg/cm²)
• Temperature : -20°C to 350°C
• Shaft speed : Up to 2800 RPM