Product Name: Fiberglass-Reinforced Flexible Graphite Packing
Materials: Fiberglass, Flexible Graphite
Construction: Braided from Flexible Graphite Yarn Reinforced with Fiberglass
Application: Suitable for Valves, Pumps, Mixers and Agitators
Source: https://www.magpievalves.com/flexible-graphite-braided-packing-fiberglass-reinforced.html