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Polyimide Film 6051

Polyimide Film 6051

Polyimide Film 6051 Standard No: JB/T2726-1996 Application scope: The polyimide film is produced by adopting ”Doctor-Blading Process”.

Features:

1.Appearance: Film surface is smooth, bright and clean. It shall have no defects, such as folding, tearing, particulate air bubble, pinhole, and any external impurity. Its edges shall be tidy and have no breakage. And the film is provided in rolls.

2. Dimension:

1) Thickness:12.5μm -225μm. The products with other thickness can be supplied according to the requirements of customer.

2) Width: 6-1000mm, acceptable tolerance is +-1.6mm. Other tapes with different width can be supplied according to the customer’s requirement.

3) Length: according to the customer’s requirements.

4.Executive Standard: JB/T 2726 - 1996
Appearance of flat and smooth, non-crease tear, particulate air bubble, pinhole. The indicators are better than any of the following: JB / T 2726 - 1996 in the provisions.

3. General properties: (showed in Table Two)

Advantages:

1.Heat-resistant

2.radiation resistant

3.excellent dielectric performance

Application:

Motor grade H electrical insulation as well as the electric engineering insulating materials for other usage.

Thickness tolerance 

 

Nominal thickness

12.5μm

25μm

30μm

40μm

50μm

75μm

100μm

Tolerance

+1  -1

+2  -1

+2  -1

+2  -1

+2  -1

+5  -5

+10  -7

 

Physical performance table

 

Properties

Test Items

Units

Thickness index

Test Condition

Test Method

Mechanical

Thickness

μm

12.5

25

50

75

20℃

ASTM D1505

Tensile Strength

Mpa

150

180

180

160

20℃

JB/T 2726—1996

Elongation

%

60

70

70

90

20℃

JB/T 2726—1996

Electrical

Dielectric Breakdown Voltage

MV/m

240

260

210

185

60Hz,20℃

JB/T 2726—1996

Dielectric Constant

--

3.2

3.2

3.2

3.2

1MHz,20℃

ASTM D150

Volume Resistivity

Ω.cm

>1010

>1010

>1010

>1010

500V,20℃

ASTM D257

Surface Resistance

Ω

>1013

>1013

>1013

>1013

500V,20℃

ASTM D257

Thermal

Coefficient of Thermal Expansion

ppm/℃

<27

<30

<35

<35

100~200℃

ASTM D5213-04

Heat Shrinkage

%

<0.03

<0.03

<0.05

<0.05

200℃,2hr

JB/T 2726—1996

Physical

Density

g/cm3

1.420±20

20℃

ASTM D1505