PTFE TFM™ envelope gasket, with inner diffusion barrier and graphite insert
The PTFE envelope is made of TFM™ 1600 with an inner diffusion barrier (3 mm wide) and a graphite insert in SIGRAFLEX® Email (3 mm thick). Leading enamel flange manufacturers recommend this seal up to DN 250 nominal width upward. Where widths are greater the use of sealing system IDT Profile ED30 6.5 mm is recommended for its greater resilience.
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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