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)

 180

180(+5,-7)

3

Tensile Strength, Mpa(kgf/cm2)

MD ≥135

TD ≥115

MD:161

TD:134

4

Elongation at Rupture, %

MD ≥35

 TD ≥35

MD:65

TD:91

5

Dielectric Strength,  MV/m

≥125

165

 6

Surface Resistively,

200ºC/392F+5, Ω

≥1.0×10¹³

 1.5×10¹⁴

7

Volume Resistively,

200ºC/392F+5, Ω.cm

≥1.0×10¹⁰

 1.4×10¹⁰