PTFE TFM™ envelope gasket, with inner diffusion barrier, stainless steel corrugated ring and 2 graphite inserts
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.
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 2023-09-29 20:05:13
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