Shop for PTFE Fabrics. In stock, ready to ship. PTFE fabrics consist of a woven fiberglass and are coated with a PTFE resin. They are resistant to high temperatures, have outstanding electrical properties, release surfaces, and chemical resistance. PTFE fabrics come in standard and premium grades. Computerized slitting for custom widths. Stocked materials typically ship in 2-5 business days. Can’t find what you need or require a custom width? Get a quote.