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Core Insulator

We manufacture a wide range of high voltage electricity core insulator, and we always offer A high performance of high voltage electrical insulators because we have almost 20 years design, manufacturing and exporting experience.

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Product Details

1.Technical data of core insulator


Rated voltage


Rated mechanical bending load


Structure height


Min nominal creepage distance


1min power frequency wet withstand voltage (kV)

Full wave lightning impulse withstand voltage peak value (kV)

FZ-24/4   24       419583070150

core insulator

2. Core insulator advantage:

1).Light weight (65-80% less than ceramic insulator).

2).Suitable for polluted environment, salty atmospheres etc.

3).Good resistance to ageing, tracking and erosion.

4).Extremely good anti-earthquake characte.

5).High mechanical strength.

6).Resistance to Seismic Shock.

3. Company advantage:

1-After-sales service specification, after-sales service response timely.

2-18 Years manufacturing and exporting experience.

3-Almost 20 years experience with core insulator.

4-Flexible production organization and short production cycle.

5-R&D and organization of production, strong adaptability.

6-All of our core insulator are tested and qualified by National Inspection Institute and IEC/ANSI standard.

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4.Composite Silicone Polymer Insulators testing facility.jpg

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