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Contact SupplierThe Teflon Bellow Seals are unrivalled in their ability to withstand highly corrosive fluids such as acids, alkalis, strong oxidizing/reducing agents etc.
All seal components that come in contact with pumped fluid are chemically inert materials like PTFE, GFT and pure Ceramic. The heart of the seal is the flexible PTFE Below made from virgin grade Teflon. Springs and other metal parts are in Haste alloy-C, Alloy-20 etc. The rotary face is of glass filled Teflon. The Stationery face is pureceramic. These seals are always installed externally.
The mediums are all type of strong acid, oxidant and other strong corrosive mediums.
Externally mounted, single face, multiple springs and driven by pure PTFE bellows. Non-pusher, internal balance structure, fine fluctuate of compensation and reliable seals.