Polytetrafluoroethylene (PTFE), commonly known as Teflon, presents exceptional chemical properties. It's renowned for its inertness, durability, and low friction coefficient. Expanded Polytetrafluoroethylene (ePTFE) https://agneslfcn165012.bloggerswise.com/40094978/extruded-polytetrafluoroethylene-eptfe-fibers