No.

Property

Unit

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

Thickness Nominal, (μm)

1

Tensile Strength

MD

MPa

≥135

160

TD

≥115

134

2

Elongation

MD

%

≥35

89

TD

≥35

95

3

Dielectric Strength

Average

MV/m

≥150

172

4

Volume Resistance,

at 200±5ºC/392F

Ω·m

≥1.0×10¹⁰

≥1.3×10¹⁰