Fiberglass (Fiberglass) is an inorganic non-metallic material with excellent performance. Difference. It is made of pyrophyllite, quartz sand, limestone, dolomite, borosite and borosite as raw materials through high temperature melting, wire drawing, winding, weaving and other processes. The diameter of its monofilament is a few From 1 to 20 microns, which is equivalent to 1/20-1/5 of a hair, each bundle of fiber strands is composed of hundreds or even thousands of monofilaments. Glass fibers are usually used as reinforcing materials in composite materials, electrical insulating materials and