Composite Pin Insulator
This product is applied to high voltage power line service. And it have features of good hydrophobicity, anti-aging , tracking and erosion resistance and electrical erosion resistance . Besides it have very high tensile strength , bending strength ,shock resistance and anti-break. With the light weight it is easy to install. The installation size of top and base are the same with porcelain ,so they can be used interchangeably.