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Polymer Insulator

polymer insulator is used at transmission and distribution lines, substations and electrical equipment devices. We can offer best price and top quality of polymer insulators in China.

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Product Details

1.Technical data of polymer insulator 


Rated voltage


Rated mechanical tension load


Structure height


Min nominal creepage distance


1min power frequency wet withstand voltage (kV)

Full wave lightning impulse withstand voltage peak value (kV)








 polymer insulator

2.Materials of polymer insulator

1). Hot dip galvanized cast steel for polymer insulator metal fittings.

2). Advanced technology ability and latest workmanship.

3). IEC61109 or ANSI or GB standard.

4). Each composite post insulators is tested before shipment.

5). Zero accident for Europe utilities like Greece, Spain for more than 500,000pcs.

6). Resistance to Seismic Shock and stable.


3.Company advantage: 

1). Top quality and competitive price than other manufactures.

2). Famous and top brand in Zhejiang.

3). 18 Years manufacturing and exporting experience with polymer insulator.

4). ISO9001 and ISO14001 and OHSAS18001 and third party support and assurance from Europe.

5). Almost 20 years experience with polymer insulator.

6). Sampling Test and Routine Test to assure quality for every batch and each polymer insulator.

7). Design test + Type test + Sampling test +Routine Test for polymer insulator.

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