Polyester Film/Fish Paper Combined Flexible Material

Characteristic and usage

   6520 show good electric properties and high mechanical strength.It is used as class E insulating materials such as slot,liner and turn insulation in electrical machines and electrical appliance.

Package and Storage

   Combined flexible material is supplied in reel form.Inner diameter of a core is 80mm.Combined flexible material should be stored under 40in clean and dry warehouse,far away from fire,beat and avoid sunshine.The storage life is 12 months from the date of dispatch.

Main technical requirements

n         6520-25

No

Properties

Units

Values

1

Nominal thickness

mm

0.15

0.17

0.20

0.22

0.25

0.27

0.30

0.35

0.45

2

Thickness tolerance

mm

±0.020

±0.020

±0.030

±0.030

±0.030

±0.030

±0.030

±0.035

±0.045

3

Nominal grammage and tolerance

g/m2

190±28

215±32

250±38

275±40

310±46

330±50

370±55

490±73

550±82

4

Film nominal thickness

mm

25

5

Tensile strength

Lengthwise

no bending

N/10mm

100

110

120

135

150

175

200

240

360

after bending

70

75

80

85

95

100

110

180

275

Crosswise

no bending

70

75

80

85

95

100

105

120

180

after bending

50

50

50

55

60

70

80

115

175

6

Breakdown voltage

no bending

KV

6.0

after bending

5.0

7

Bond strength at room temp.

----

No delamination

8

Bond strength at heat temp.

130±210min

----

No delamination no blister,no adhesive flow

standard

----

Q/DJ3-202-1994

n         6520-40

No

Properties

Units

Values

1

Nominal thickness

mm

0.15

0.17

0.20

0.22

0.25

0.27

0.30

0.35

0.45

2

Thickness tolerance

mm

±0.020

±0.020

±0.030

±0.030

±0.030

±0.030

±0.030

±0.035

±0.045

3

Nominal grammage and tolerance

g/m2

190±28

215±32

250±38

275±40

310±46

330±50

370±55

490±73

550±110

4

Film nominal thickness

mm

25

5

Tensile strength

Lengthwise

no bending

N/10mm

100

110

120

135

150

175

200

240

360

after bending

70

75

80

85

95

100

110

180

275

Crosswise

no bending

70

75

80

85

95

100

105

120

180

after bending

50

50

50

55

60

70

80

115

175

6

Breakdown voltage

no bending

KV

7.0

after bending

6.0

7

Bond strength at room temp.

----

No delamination

8

Bond strength at heat temp.

130±210min

 

No delamination no blister,no adhesive flow

 

standard

----

Q/DJ3-206-1994

n         6520-50

No

Properties

Units

Values

1

Nominal thickness

mm

0.15

0.17

0.20

0.22

0.25

0.27

0.30

0.35

0.45

2

Thickness tolerance

mm

±0.020

±0.020

±0.030

±0.030

±0.030

±0.030

±0.030

±0.035

±0.045

3

Nominal grammage and tolerance

g/m2

190±28

215±32

250±38

275±40

310±46

330±50

370±55

490±73

550±82

4

Film nominal thickness

mm

50

5

Tensile strength

Lengthwise

no bending

N/10mm

100

110

120

135

150

175

200

240

360

after bending

70

75

80

85

95

100

110

180

275

Crosswise

no bending

80

85

90

90

95

100

105

120

180

after bending

50

50

50

55

60

70

80

115

175

6

Breakdown voltage

no bending

KV

8.0

after bending

6.0

7

Bond strength at room temp.

----

No delamination

8

Bond strength at heat temp.

130±210min

 

No delamination no blister,no adhesive flow

 

standard

----

JB4059-91

Note: Special requriements are upon mulual agreement.