Electrical insulators are materials with low conductivity. The opposite of conductivity is resistance. This property determines how efficient materials are at resisting electrical current. Most non-metals are poor conductors because they do not contain free electrons. The larger the resistivity value of a material, the more excellent the resistance.
What Are the Types of Electrical Insulation?
All electrical devices need to use insulators. Choosing the correct type is crucial to the integrity of the device. Failure of insulators is the main reason an electrical device Custom Materials Inc breaks down. Engineers need to understand what materials are appropriate for different applications. In this article, we’ll look at some of the most common types of electrical insulation and how they differ.
Flexible electrical insulating materials are often used in electrical circuits. Polyvinyl chloride (PVC) is one such material. However, with environmental and safety legislation becoming more prevalent, alternative materials are becoming increasingly popular. In addition to polyvinyl chloride, there are other types of electrical insulation, including copper, aluminum, and rubber.
Electrical insulators are a vital part of transmission lines. They support overhead line conductors and prevent current from flowing toward the earth. Depending on the application, they can be made of various materials. These materials can be made of paper, mica, glass, rubber, and plastic. Some materials are rated for a wide range of temperatures, and some are stronger than others.