Silicon rubber insulators, commonly known as polymer insulators are available in the market in a wide range of capacity starting from 10kv to 500kv. These are Polymer Insulators, which are lightweight, very handy, and easy to use. Range of composite polymer insulators Polymer Suspension Insulators Polymer Pin & Linepost Insulators Polymer Railway Insulators Advantages of using composite polymer insulators over the traditional porcelain insulators 1. Lightweight: Polymer insulators are considerably lighter than porcelain insulators. Being lightweight makes them easier to handle and install, reducing the transportation and labor costs associated with installation. It also simplifies maintenance and reduces the load on support …