What is epoxy glass fiber rod

It feels strange to hear this name, I don’t know what kind of object it is! What kind of function and purpose does he have! It has good insulation properties like an electric pen, but the composition of the epoxy glass fiber rod is more complicated, for example: it is composed of epoxy resin and glass fiber. It has a wider range of applications. For example, the industries that use it include steel mills, aluminum plants, aluminum alloy plants, calcium carbide plants, etc. The appearance is very beautiful, there are many different colors, can be applied to different environments. For example: a very humid environment and a very hot environment. The epoxy glass fiber rod is finally formed after baking and mold heating, with outstanding mechanical properties.