Does Ryton PPS meet the fungus resistance requirements of military specification (MIL-STD-45-4)?
Yes, two Ryton PPS products, R-4 and R-4 02XT have been evaluated by an independent laboratory (Truesdail Laboratories, Inc.) in accordance to MIL-STD-810D test method 508.3 and found not to allow fungus growth. The study was conducted over the prescribed twenty-eight days with the five fungi required by the test method. Observations were taken every seven days. No fungus growth was observed on the Ryton PPS test specimens.
