Disc insulators are made of porcelain ,glass or composite materials with upper and lower metal fittings with glue. The contact surface between the end face of the porcelain or polymer…
Polymer Insulators
Polymer insulators is the main products of Xin Hua Electrical Equipment. Polymer insulators also called composite insulators,can be divided into line post polymer insulators,power station polymer insulators and electrical polymer insulators. According to…