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  1. vonbixadmiral

    2nd Generation PTFE vs. Reinforced TFE

    We have been requested PTFE named "Flexon" for valves. Somebody knows this type or anyway registered TM (probably?). There is a lot of PTFE availbale in the market and I would understand if it is really special o dedicated for some application. vonbixadmiral
  2. vonbixadmiral

    Galling - Stellite 6 self mated pair

    The traditional tests according ASTM G 98 (91) may be useful, but it is only qualitative for a generic overview. The main parameters are or may be: "specific pressure onto the surfaces,velocity,materials,temperature"; the function has a certain complexity and you have to study more dedicated...
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