Restructured PTFE Sheet

Developed for processes ranging from cryogenic temperatures to 260ºC, and suitable for sealing virtually every chemical medium across the entire pH range (0-14). All our restructured PTFE (so-called filled PTFE)  are FDA compliant which be able to use in  food & beverage, pharmaceuticals and electronics industry.

Sigma® 533

Flexitallic Sigma® 533 is a fully restructured, sintered PTFE based sheet sealing material dramatically reducing load induced creep ensuring a long term, low maintenance leak free seal. Flexitallic Sigma® 533 is incorporates a barium sulphate filler system affording excellent chemical resistance to most commonly used alkalis used in wide range of industrial processes, such as the manufacture of sodium and potassium hydroxide the pulp and paper industry and the processing of bauxite ore in the manufacture of aluminium . Compared to some of the other Sigma® grades Sigma® 533 contains no pigment, this along with FDA compliance can further enhance product suitability in clean sealing applications.