... : KEMA 3,Good mechanical performance 4,Good quality,fast delivery epoxy resin reinforced fiberglass insulator pole/rod/shaft,FRP core rod About ... China,owing 60 production lines.2,Vaccum injection technique is used in core rod manufacturing.3,The exclusive company doesn’t ... 5,Taporel core rods passed the stress corrosion resistance test for 7200 hours in Wuhan High Voltage Research Institute...6,Taporel ...