PTFE impregnation is not limited to fiberglass cloth. This article introduces 7 alternative substrates – aramid, carbon fiber, PBI, porous metal, graphite, asbestos (phased out), and ceramic fillers – with their process features, advantages, limitations, and key applications.

As a professional manufacturer of PTFE high-temperature fabrics, Jiangsu Aokai New Materials gives you professional insights. The core purpose of fiberglass surface treatment is to build a molecular bridge between inorganic fiberglass and organic PTFE, so as to fundamentally solve their inherent inc