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Large diameter multi-core composite mandrel
Large diameter multi-core composite mandrel

Large diameter multi-core composite mandrel

The product is made of a plurality of glass fiber pultrusion bars and combined with an epoxy resin matrix to form an insulated core rod according to a certain rule. The product is mainly used for large diameter pillars of power stations to meet insulators, and is used to replace traditional ceramics. insulator.

Henan Jingwei Electric Power Technology Co.,Ltd.

Description

The product is made of a plurality of glass fiber pultrusion bars and combined with an epoxy resin matrix to form an insulated core rod according to a certain rule. The product is mainly used for large diameter pillars of power stations to meet insulators, and is used to replace traditional ceramics. insulator.

Technical Dates

Serial number

Indicator name

Unit

Indicator

1

Diameter size

mm

Φ150-φ300

2

density

(g/cm³)

>2.0

3

DC breakdown strength (in transformer oil)

KV

>50

4

AC breakdown strength (in transformer oil)

KV

>30

5

The maximum temperature resistance of 160 ° C / 2h, the core rod without crack damage

160℃ for 2h without cracks

6

Center offset under mechanical load

-

≤2.5%

 

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