No.

Property

Standard value

Testing value

1

Appearance

The surface of the film shall be smooth and free

from bubbles, holes, contaminations and other defects, cutting edge tidy, not damaged.

No visible defects

2

Thickness Nominal, (μm)

 30

30(+3,-3)

3

Tensile Strength,

Mpa(kgf/cm2)

MD ≥135

TD ≥115

MD:172

TD:140

4

Elongation at Rupture, %

MD ≥35

 TD ≥35

MD:65

TD:62

5

Dielectric Strength,  MV/m

≥130

188

6

Surface Resistively,

200ºC/392F+5, Ω

≥1.0×10¹³

 1.6×10¹⁴

7

Volume Resistively,

200ºC/392F+5, Ω.cm

≥1.0×10¹⁰

 1.4×10¹⁰