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Description 34 Manufacturers
Zhejiang Volcano Electrical Technology Co.,Ltd
YONGJIU ELECTRIC POWER FITTING CO., LTD.
Twin Track Engineering Spares Of India
PORCELANAS INDUSTRIALES S.A.
Ningbo Jecsany Electrical Equipment Co., Ltd.
NGK INSULATORS, LTD.
Liling Dongfang Electroceramic Co., Ltd
Jiangxi Johnson Electric Co.,Ltd.
Holley Technology Ltd.
Electric Powertek Company Ltd.
Eger Products, Inc.

34 Porcelain Insulator Manufacturers in 2024

This section provides an overview for porcelain insulators as well as their applications and principles. Also, please take a look at the list of 34 porcelain insulator manufacturers and their company rankings. Here are the top-ranked porcelain insulator companies as of November, 2024: 1.Saravana Global Energy Limited, 2.Eger Products, Inc., 3.National Power Industries.

Table of Contents

What Is a Porcelain Insulator?

A porcelain insulator is a type of electrical insulator crafted from porcelain, a material renowned for its non-conductivity of electricity and heat. Porcelain, belonging to the ceramic family, is primarily composed of aluminum oxide or magnesium oxide, which undergoes crystallization upon being subjected to high temperatures during the firing process. This transformation enhances its insulation capabilities, attributed to the material's crystalline structure.

Thanks to their exceptional insulating properties, resistance to heat, durability, and chemical stability, porcelain insulators are widely utilized across a broad spectrum of applications. These include but are not limited to power transformers, converters, capacitors, and other ceramic components critical to the electrical and electronics industries.

Beyond their role in electrical insulation, porcelain insulators' ability to maintain performance under extreme temperatures and pressures makes them invaluable in demanding environments. Their chemical stability also extends their application to the chemical processing industry and the food industry, where non-reactivity is crucial. This versatility underscores the importance of porcelain insulators in both traditional electrical applications and broader industrial uses.

List of 34 Porcelain Insulator Manufacturers

*Including some distributors, etc.

Sort by Features

  • Default
  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

Sort by Area

  • China
  • India

Porcelain Insulator Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the porcelain insulator page as of November 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

Newly Established Company

  1. Ningbo Jecsany Electrical Equipment Co., Ltd.: 2009 (15 years ago)
  2. Twin Track Engineering Spares Of India: 2003 (21 years ago)
  3. Liling Dongfang Electroceramic Co., Ltd: 2001 (23 years ago)

Company with a History

  1. NGK INSULATORS, LTD.: 1919 (105 years ago)
  2. Eger Products, Inc.: 1969 (55 years ago)
  3. Holley Technology Ltd.: 1970 (54 years ago)

Global Distribution of Porcelain Insulator Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
China China 7 87.5%
India India 1 12.5%

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