Xi'an XD Electrical Material Co., Ltd.
Main products:insulating materials
Products
Contact Us
  • Contact Person : Ms. Jia Yihong
  • Company Name : Xi'an XD Electrical Material Co., Ltd.
  • Tel : 86-29-84225270
  • Fax : 86-29-84225270
  • Address : Shaanxi,Xi'an,No. 11, Tao Yuan Road
  • Country/Region : China
  • Zip : 710082

Epoxy glass fabric laminated sheet

Epoxy glass fabric laminated sheet
Product Detailed
Higher electric and mechanical properties

   

Characteristics and applicationTemperature classification is B. Higher electric and mechanical properties. Used as spacer, processed products and insulating structural parts for electric machine, apparatus equipment and transformer.

StandardQ/XB3136-2008

Table 2Technical requirements

No

Property

Unit

Normal Value

1

 

Flexural strength perpendicular to layer

At room temperature

MPa

≥230

150±2

2

Impact strength parallel to layer (Charpy method)

kJ/m2

≥30

3

Electric strength,perpendicular to the layerat 90±2 oil.

MV/m

Refer to table 3

4

Breakdown voltage, perpendicular to layer direction.

kV

≥28

5

Dielectric constant

Under 48Hz62Hz

 

≤5.5

under1Hz

 

 

6

Dissipation factor

Under 48Hz62 Hz

 

≤0.04

Under 1MHz.

 

 

7

Insulation resistance after immersing in water.

W

≥5.0×108

8

Density

g/cm3

≥1.8

9

Water absorption

%

Refer to table 4

      

 

Table 3 Electrical strength perpendicular to layer direction

Mean thickness

mm

Normal Value 

 Unit: MV/m

1.0

≥14.2

1.2

≥13.7

1.4

≥13.2

1.6

≥12.7

1.8

≥12.2

2.0

≥11.8

2.2

≥11.4

2.4

≥11.1

2.5

≥10.9

2.6

≥10.8

2.8

≥10.5

Above 3.0

≥10.2

 

Table 4Water absorption

Mean thickness

Mm

Normal Value                             Unitmg

 

Mean thickness

Mm

Normal Value                             Unitmg

 

 

 

0.4

 

5

≤25

0.5

 

6

≤27

0.6

 

8

≤31

0.8

 

10

≤34

1.0

 

12

≤38

1.2

 

14

≤41

1.6

≤19

16

≤46

2.0

≤20

20

≤52

2.5

≤21

25

≤61

3

≤22

Processed by one side to 22.5

≤73

4

≤23

 

 

Epoxy glass fabric laminated sheet



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