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3027_Phenolic_cotton_cloth_laminated_sheet          [Buy]      Return     click2160
Product category:
Characteristic and Application: Temperature classification E. Excellent mechanical and
dielectric properties. Used as insulating structural parts for electric machine and apparatus
equipments as well as in the transformer oils. 
Standard: JB/T2128-1977


Properties Requirements are shown in Table 1

NO.
Item

Unit

 

Requirement

3025

3027

323

PFCC3

1

Density

g/cm3

1.30 to 1.42

1.30 to 1.42

1.30 to 1.50

--

2

Martiní»s temperature

125

135

125

--

3

Tensile strength

MPa

65

60

98(Lengthwise)

--

4

Flexural strength

MPa

105

90

156.9(Lengthwise)

110

5

Bondig strength

N

5500

5500

--

--

6

Impact strength

kg/m2

25

20

34(Lengthwise)

7.0

7
Compressive Strength
Parallel to layer direction
MPa

--

--

245

--

Perpendicular to layer direction

--

--

147

--

8
Breakdown strength perpendicular to layer direction, at 902oil
MV/m

2-4

5-8

--

--

9
Breakdown voltage parallel to layer direction, at 902
kV

--

10

--

--

10
Insulation Resistance
At room Temperature

--

1.0x104

--

--

Parallel to layer direction
After being humidified
--
1.0x101

--

--

11
Water Absorption
%

--

--

1.0

186 to 540mg



Properties Requirements are shown in Table2

Nominal Thickness
mm

Tolerance
3025
3027
323
PEFCC3

0.4

--

--

--

0.12

0.5

0.15

0.15

0.10

0.13

0.6

--

--

0.10

0.14

0.8

0.15

0.15

0.10

0.15

1.0

0.15

0.15

0.10

0.16

1.2

0.18

0.18

0.15

0.17

1.5

0.18

0.18

0.15

--

1.6

--

--

--

0.19

1.8

0.23

0.23

0.20

--

2.0

0.23

0.23

0.20

0.21

2.5

0.33

0.30

0.30

0.24

3.0

0.33

0.30

0.30

0.26

3.5

0.33

0.30

0.30

--

4.0

0.38

0.35

0.40

0.32

4.5

0.38

0.35

--

--

5.0

0.48

0.40

0.50

0.36

5.5

0.48

0.40

--

--

6.0

0.58

0.50

0.60

0.80

6.5

0.58

0.50

--

--

7.0

0.68

0.55

0.60

--

8.0

0.68

0.55

0.60

0.98

9.0

0.80

0.65

0.60

--

10.0

0.80

0.65

0.70

1.12

12

1.00

0.80

0.70

1.28

14

1.00

0.80

0.80

1.40

16

1.30

1.10

0.80

1.52

20

1.30

1.10

1.00

1.74

25

1.50

1.20

1.50

2.04

30

1.50

1.20

1.50

2.24

35

2.00

1.50

2.00

2.48

40

2.00

1.50

2.00

2.70

45

2.80

2.00

2.50

2.90

50

2.80

2.00

2.50

3.10

60

--

2.50

3.00

3.50

70

--

2.80

3.00

3.80

80

--

2.80

--

4.20

90

--

--

--

4.50

100

--

--

--

4.80

XI'AN SHUNSA ELECTRIC CO., LTD.  TEL:+86-029-87858991 FAX: +86-029-87850511 E-Mail: shunsaco@126.com