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polyimide coverlay, electrical pressure sensitive tape
6050 Polyimide film
   

6050 Polyimide film

Composition: Polyimide resin

Characteristics & application: Excellent heat and cold resistances, radiation,water, acid and freon resistances, used as class H insulation for electric machinery and appliance.
polyimide coverlay, electrical pressure sensitive tape

Temperature classification: Class H

Implemented standard: JB 2726-80

•  polyimide film ( CENPI ): 25-125 um thickness is available.

•  Polyimide film coated with FEP ( CENFPI )

PI film thickness : 25um or 30 um Coating thickness : 12.5um or 10um

3. Polyimide film coated with silicone adhesive ( CENSPI )

PI film thickness : 25um or 50 um Coating thickness : 35um

4. Polyimide film sputtered with copper ( CENCPI )

PI film thickness : 25um or 50 um Coating thickness : 20nm-100nm

5. Two layers adhesiveless polyimide copper clad laminate

6. ITO transparent condutor film

7. PET film sputtered with copper

8. Other polyimide eated products
polyimide coverlay, electrical pressure sensitive tape

thickness

item

25um

50um

75um

100um

125um

150um

175um

Testing standard

Thickness tolerance ( um )

± 3

± 3

± 5

± 6

± 8

± 10

± 12

JB/2726-1996

Tensile strength

( Mpa )

MD

>= 150

>= 145

>= 140

>= 135

>= 130

>= 125

>= 120

ASTMD-882

TD

>= 145

>= 135

>= 130

>= 125

>= 120

>= 115

>= 110

ASTMD-882

Elongation breaking

( % )

MD

>= 55

>= 60

>= 65

>= 70

>= 75

>= 80

>= 85

ASTMD-882

TD

>= 55

>= 60

>= 65

>= 70

>= 75

>= 80

>= 85

ASTMD-882

Shrinkage ( % ) 250 oC

<= 0.30

<= 0.28

<= 0.26

<= 0.24

<= 0.22

<= 0.20

<= 0.20

ASTMD-1024

breakdown voltage ( MV/m )

>= 200

>= 180

>= 160

>= 140

>= 130

>= 120

>= 110

ASTMD-1-49

Surface resistivity (Ω)

>= 1*10 15

>= 8*10 14

>= 5*10 14

>= 1*10 14

>= 1*10 14

>= 5*10 13

>= 5*10 13

ASTMD-257

Volume resistivity (Ω cm )

>= 1*10 18

>= 8*10 17

>= 5*10 17

>= 1*10 17

>= 1*10 17

>= 5*10 16

>= 5*10 16

ASTMD-257

Relative permittivity1KHz

<= 3.5

<= 3.6

<= 3.7

<= 3.7

<= 3.7

<= 3.8

<= 3.8

ASTMD-150

Dissipation factor of medium 1KHz

<= 0.0025

<= 0.0025

<= 0.0025

<= 0.0025

<= 0.0027

<= 0.0030

<= 0.0030

ASTMD-250

Specification

Unit

Index values

Density

g/cm3

≥1.4

Tensile strength

Mpa

≥100

Extension rate

%

≥25(Longitudinal)
≥20(Latitudinal)

Volume resistivity

MΩ.m

≥1.0x107(20°C)      ≥1.0x104(200°C)

Relative permittivity(103Hz)

 

≤4(Power frequency)

Dissipation factor

of medium

Power frequency

 

≤0.01

1000Hz

 

--

Dielectric strength

V/µm

≥100(60)(20±5°C)
≥80(48)(200°C)                 

   
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