PTFE TFM™ envelope gasket, with inner diffusion barrier, stainless steel corrugated ring and 2 graphite inserts
Article Number:
7154ED30
Material:
7154
Profile:
ED30
The PTFE envelope is made of TFM™ 1600 with an inner diffusion barrier (3 mm wide), a corrugated ring (1.4571) and two graphite inserts in Sigraflex Email (each 2 mm thick). The seal features high resilience and is recommended by leading enamel flange manufacturers from DN 250 upwards; it is however available in all nominal widths.
Article Number
7154ED30
Material
7154
Profile
ED30
TFM™ is a modified PTFE [mPTFE]. This material is still part of our portfolio. Alternatively, we process mPTFE such as INOFLON® M295 or DAIKIN® MG3 MOD-FF/HD.
General information: All information given in this Technical Information sheet represents our current level of knowledge and serves as information on our products and their respective scopes. It is not meant to ensure any particular properties of any product or the suitability of any product for any specific application, neither does it create any liability on our part.
Last Changed 2025-07-09 12:49:16
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