Polysulfone with PTFE/Silicone Filler Polysulfone (PSU) Techmer ES Luriblend® PSU TL20 0 out of 5 Quick View Polysulfone (PSU) Lehmann & Voss LUVOCOM® 1500-8299 Polysulfone, with PTFE, lubricant modified 0 out of 5 Quick View