Why can't Teflon tape be folded, and what effect does it have?

Update:22-02-2020
Summary:

Teflon tape base material: glass fiber cloth / pure Tef […]

Teflon tape base material: glass fiber cloth / pure Teflon performance and use: Teflon tape, also known as Teflon tape. All kinds of base fabrics woven with imported glass fiber are used to coat imported polytetrafluoroethylene and processed through a special process. It is a high-performance, multi-purpose new composite product. Because of its excellent performance, it is widely used in the fields of papermaking, food, environmental protection, printing and dyeing, clothing, chemical industry, glass, medicine, electronics, insulation, grinding wheel cutting, machinery and other fields.