Sigma 850

Spool stock format enables Sigma® 850 Gasket Tape to be used in-situ on both standard and non-standard large and complex connections. The material is soft and conformable making it suitable for use in applications involving damaged sealing surfaces or where limited compressive load is available.

Sigma® 850 Gasket Tape comprises of 100% expanded PTFE with a biaxially fibrillated structure, reducing cold flow and creep. Suitable for sealing most chemicals across the whole pH range (0-14) with the exception of molten or dissolved alkali metals and fluorine gas.