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Fiberglass Insulation
H class Fiberglass dog bone
Posted:2016-12-07 | Browse: 1277 【Close this page

H class Fiberglass dog bone


H class Fiberglass dog bone


We offer customized H class fiberglass dog bone for transformer .

1. Technical requirements


No.

Properties

Unit

Test Result

Test Method

1

Water Absorption Rate

%

0.05

GB/T5134-1985

2

Density

g/cm3

2.15

3

Dye Penetration Test

min MPa

15

IEC61109:1992

4

Hi-temperature test

(170℃±2℃/2h)

-------

No.cracking

witness

5

Water Didussion Test

-------

Voltage withstand:12kV/1min

Leakage Current:0.1mA

IEC61109:1992

6

Elctrical strength test

MV/m

5.5

ASTM D 149

7

Tensile Strength

MPa

1100

ASTM D 349

8

Compression strength

MPa

670

9

Bending Strength

MPa

1467

GB/T13096.2-1991

10

Fiber glass contact

%

78

GB/5019-2002

11

Glass Transition Temp(TG)

-

135

ASTM D3418



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