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FDA Food Contact Status Resistoflex Plastic Lined Piping Products

All Plastic liners used in Resistoflex plastic lined pipe, fittings, and valves are approved for food services as per the requirements established in the Federal Register. The only exception are valves lined with PFA.

Polypropylene (PP) Lined Pipe, Fittings, Valves, and Spacers:
21 CFR 177.1520 (Olefin polymers). See Note 1.

Polytetrafluoroethylene (PTFE) Lined Pipe, Fittings, Valves and Spacers:
21 CFR 177.1550 (Perfluorocarbon resins).

Polyvinylidene Fluoride (PVDF) Lined Pipe, Fittings, Valves and Spacers:
21 CFR 177.2510 (Polyvinylidene fluoride resins). See Note 2.

1. Includes: unpigmented and orange pigmented resins.
2. Includes: unpigmented and black pigmented resins.

Often times, there are requests for the FDA status on the diaphragm materials used in Resistoflex plastic lined diaphragm valves. the only diaphragm offered by Resistoflex that is approved for food services is the PTFE faced diaphragms. The PTFE faced diaphragms conform to the same Federal Register code as Resistoflex PTFE lined pipe and fittings. At this time no other diaphragm materials offered by Resistoflex are approved for food service.

Click here for more information on TEFLON® and pharmaceutical processing.

Click here for more information on TEFLON® and food processing.

Click here to go to FDA site.


TEFLON® is a trademark of DuPont. Only DuPont makes TEFLON®.

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