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Composite Pin Type Insulator

composite pin type insulator also same type of Composite long rod insulators. Used for distribution power lines and we have exported more than 250,000pcs to Many countries and all is well accepted.

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Product Details

We have the professional engineer team which can design and develop the composite pin type insulator  to meet different customer’s requirement.


1.Technical value of composite pin type 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)








composite pin type insulator

2. Composite pin type insulator advantage:  

1).Silicon Rubber for sheds/housing.

2).Glass-fiber reinforced epoxy resin rod (ECR type) for core.

3).Hot dip galvanized cast steel for metal fittings.

4).5000hours aging test.

5).Each composite pin type insulator is tested before shipment.


3. Company advantage:

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

2).The composite pin type insulator with fine internal and external insulating ability .

3).Excellent water detesting, endurable to dirty.

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

5).It is not so easy to be damaged in the course of transporting and installing.

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