With special Epoxy resin fiber glass winding tube made of special purpose epoxy resin(high-temperature resistance and ultra low viscosity property)and high-quality glass fiber,you can make high voltage and SF6 extra high-Voltage composite bushing from 40.5Kv to 550Kv.
The series internal diameter of the winding tube:
?57, ?60, ?64, ?66, ?76, ?83, ?92, ?100, ?103, ?110, ?135, ?145, ?170, ?176, ?188, ?190, ?220, ?240, ?248, ?325, ?370, ?400, ?500.