4" High Purity PTFE Bonded EPDM Flange Gasket

FEATURES:
Unique ring design for optimum sealing with less torque required than with flat-faced gaskets.
Patented laminating process for bonding PTFE to EPDM which produces greater elasticity as required for lower sealing torques.
ANSI full-face dimensions.
EPDM hardness of 65 -66 (Durometer A).
Ideal for thermoplastic piping systems.
High purity gaskets are shipped cleaned and double bagged.