Sell wholesale 0.025mm thickness cr kapton film importers @China (Mainland)

No.

Item

Unit

Test Result

Test Method

1

Thickness

um

27

Test method provided

by the GB/T13542.6-2006.

2

Width

mm

663

3

Density

kg/m³

1407

4

Relative Permittivity

(23°c,50Hz)

—

3.7

5

Dielectric Loss Factor

(23°c, 50Hz)

—

2.8×10^-3

6

Volume Resistivity

(200°c,±2°c/1h)

Ω•m

8.8×10¹¹

7

Surface Resistivity

(200°c,±2°c/1h)

Ω

3.7×10¹⁴

8

Shrink-age

150°c,

Vertical

%

0.09

Horizontal

0.01

400°c,

Vertical

2.46

Horizontal

-0.54

9

Water Absorbability

(23±2°c,)/RH(93±2°c,)%/24h

%

1.0

10

Tensile Strength

Vertical

MPa

179

Horizontal

158

11

Elongation Ratio

Vertical

%

76

Horizontal

94

12

AC Electric Strength

V/um

291

13

Combustion Characteristic

Class

VTF0

14

Corona Resistant

(155°c,±2°c,)

Individual Value

—

40min, 55min

1h10min, 1h20min,

1h38min, 1h55min, 2h8min, 2h25min, 2h40min

Test method provided

by the  GB/T24122-2009.

Mean Value

1h38min

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