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Electric Motor Spare Parts > 6520 Polyester Film/Fish Paper Composite Flexible Material

6520 Polyester Film/Fish Paper Composite Flexible Material

6520 Polyester Film/Fish Paper Composite Flexible Material
Characteristic and usage
6520 show good electric property and high mechanical strength. It is used as class E insulating materials such as slot, liner and turn insulation in electrical machines and electrical appliances
Package and Storage
Combined flexible material is supplied in reel. Inner diameter of a core is 76mm. combined flexible material should be stored under 40℃ in clean and dry warehouse, keep away from fire, beat and avoid sunlight. The storage life is 12 months from the date of dispatch.
Main technical requirements

Polyester film/fish paper composite flexible material (DM) is a two-layer flexible material in which fish paper is bonded to the one side of Polyester film.

Features:

1. Combined flexible material is supplied in reel.

2. Inner diameter of a core is 76mm.

Advantages:

1.Good electric property.

2.High mechanical strength.

Application:

It is used as class E insulating materials such as slot, liner and turn insulation in electrical machines and electrical appliances.

Package:

Flexible laminate material is supplied in reels. Inner diameter of a core is 76mm.

Storage:

Combined flexible material should be stored under 40℃ in clean and dry warehouse, keep away from fire, beat and avoid sunlight. The storage life is 12 months from the date of dispatch.  

 

Main technical requirements

6520-25

No.

Propiedades

Unidades

                                        Values


1

Nominalthickness

   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

   μm

                                          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±2℃10min

    —

              No delamination no blister, no adhesive flow



Standard

    —

                                Q/DJ3-202-1994


6520-40

No.

Properties

  units

                                        Values


1

Nominalthickness

   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

   μm

                                          40


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±2℃10min

    —

              No delamination no blister, no adhesive flow



Standard

    —

                                   Q/DJ3-206-1994


6520-50

No.

Properties

  units

                                        Values


1

Nominalthickness

   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

   μm

                                         50