... , FKM products have excellent mechanical performance, outstanding anti oil property (fuel oil, synthesis oil, lubricating oil) and high thermal stability.Quality ... set, ≥; (270℃×24h, AF compression rate 30%)%25252525Oil resistance (1# aircraft fuel, 200℃×24h, added weight), ≤ %6666PropertiesLow viscosity, excellcnt rheological propertiesModerate viscosityMiddle ...