... PTFE Teflon high temperature resistance cloth in different thickness and widths.Features of PTFE fiberglass fabric:1. stable dimension, ... resistance, 24 hours working temperature 70-2603. low coefficient of friction and dielectric constant, good insulating ability4. non stick ... it can resist all most of chemical medicines, acids, alkalis, and salt, it is fireproof, lower in aging. ptfe adhesive tape