Gaskets, Packings & Seals Enterprises, LLC
P.O. Box 509,
Parkersburg, WV 26102
Contact Us | Home
Toll Free 1-866-458-7325
Ph 304-422-3880 Fx 304-422-9476

Whether you have a
simple question, problem application, or looking for a real solution for your bad actor equipment, contact our Application Specialists at
for reliable assistance.

Gasket Materials - PTFE Based Gaskets - MODIFIED PTFE

To get a quote contact our
Application Specialists
at 1-866-458-7325

GP&S Enterprises, LLC proudly offers Flexitallic brand Sigma® 500, which is a bi-axially orientated PTFE reinforced with glass microspheres.  This material is suitable for sealing all chemicals across the whole pH range (0-14) with the exception of molten alkali metals, fluorine gas, hydrogen fluoride or materials which may generate these.  It features enhanced compressibility for low bolt loads and glass-lined flanges.  This material is included in the Chlorine Institute Pamphlet 95 and is WRAS approved for hot and cold potable water services.



*The stated temperature and pressure guides cannot necessarily be used simultaneously and may not apply at all thicknesses.

Complies with the requirements of FDA regulations.
WRAS Approved for use with potable water: Approval No. 030511
Do NOT use gasket pastes.