Transformer Bar

  • Description
Product Detail

profile Insulation Bar mainly used for the transformer as the supporting insulation bar,which have good performance of the electrical and mechanical property.

1. Material: E glass and epoxy resin.

2. Process: Continuous pultrusion.

roduce any polygon insulation rod according to customer’s requirement which include hexagon insulation rod, Octagon insulation rod and so on.

1. Material: E glass and epoxy resin.

2. Process: Continuous pultrusion.

No.

Technical specification

Unit

Specification value

1

Density(at 20?±2?)

g/cm3

=2.2

2

Water absorption rate (at 20?±2?,24h)

%

=0.05

3

Tensile strength

Mpa

=1100

4

Bending strength

Mpa

=960

5

Dye penetrated test

Min

=15

6

Water diffusion test (1%NaCl,Boiling for 100h 12kv/1min)

mA

=0.1

7

Shearing strength along laminas

Mpa

=50

8

Volume resistivity  (140?,96h)

O.M

=1010

9

DC withstand voltage (10mm)

Kv

=50

10

Lighting surge withstand voltage (100kv,10mm)

Times

=5

11

Bending strength at heating conditions

Mpa/150?

=350

12

Torsion strength

Mpa

=800


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