66kv silicone Warker rubber Insulators， suspensionComposite long rod insulator，66KV line post polymeric Insulator making

composite suspension Insulators also names silicon long rod Insulator，made by FRP（fiberglass reinforced plastic）rod+Metal ball/socket Fittings.

own 5 crimping machines+injection equipment，with Electric testing lab，OEM customized for customer.

Line Ageing Resistance Tensile Frp Silicone Composite 66kv Station Post Insulator

Materials of 66kV composite polymer pin insulator

1).Silicon Rubber for sheds/housing.

2).Glass-fiber reinforced epoxy resin rod (ECR type) for core.

3).Hot dip galvanized cast steel for metal fittings.

4).5000hours aging test from STRI Sweden & Prototype Test & Type Test & Factory Test ( Routine and Sampling Test ).

5).IEC / ANSI / GB standard.