Teflon® fluorocarbon Thermoplastic polyurethane Thermoset polymers Thermoplastic rubber TPE TPU Urethane Vamac® ethylene acrylic elastomers Vespel® polyimide resin Viton® fluoroelastomers Zytel® nylon 1 The "standard" DuPont™ Krytox® lubricant is PTFE-thickened PFPE oil with no additives. ...