What Is Porcelain Electrical Insulators？

what are the function and properties of porcelain electrical insulators?

• the primary function of porcelain insulators is to provide insulation in electrical circuits by physically separating and preventing current flow between conductors
• they offer good electrical insulation properties, moderate mechanical strength, good creep resistance, high corrosion resistance, dimensional stability under loads, and abrasion resistance
• porcelain insulators can be used at elevated temperatures without degradation to their chemical, mechanical, and dielectric properties
  

what are the types and compositions?

• triaxial porcelains, containing clays, feldspar, and flint, are largely used as standard insulators. they have moderate strength and are suitable for low-frequency applications
• non-feldspathic porcelains like steatite, forsterite, spinel, mullite, and cordierite have superior dielectric properties but are more difficult to produce
• the ceramic structure contains a polycrystalline material with a vitreous (glassy) secondary phase that controls strength, density, and porosity
  

what are the applications?

• porcelain insulators are widely used in electrical transmission and distribution systems, from substations to petrochemical facilities, due to their reliable performance in rugged environments
• they are commonly used in industries such as high voltage, foundries, refractory plants, aerospace, automotive, marine, medical, and transportation
• porcelain insulators can also be used for wall-mounted electrical wiring systems, providing insulation and a trendy design
• they are available in various shapes and sizes, from long chains for high-voltage lines to small spools for domestic use

so, porcelain electrical insulators offer good insulation properties, mechanical strength, and corrosion resistance, making them suitable for a wide range of applications in power transmission, distribution, and electrical installations.

hunan nooa electric co., ltd. - your high voltage insulators expert on power lines. (more choices: glass insulator, porcelain insulator, composite insulator)