... sewage Lightning pressure, reduSilicone Rubber Composite Insulator 1. Glass -fiber epoxy resin core rod; 2. Silastic shed: adopts ... affect the reliability of composite insulator; 3. Metal fittings: connection of the glass fiber rod and metal fittings, adopts ... proof, can be exchanged with porcelain glass insulator.Composite insulator series, whose mechanical performance and electric performance ...