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Description:
H class Polyimide film is a common polyimide film condensed with 4- formic acid-2- anhydride of benzene, and 4.4-diamino-biphenyl-ether oxide. This product has excellent mechanical capability, favorable electric insulation at temperature as low as -269℃ and as high as +260℃.
Application: H class film can be used in compound insulation material, adhesive tape, electric wire and motor industry, ect.

Technic data:

Appearance

Transparent or semi-transparent golden film with smooth and flat surface and without any needle cavities, bubbles or electrically conductive impurities.

Thickness Nominal(um)

20.0 25.0 30.0 40.0 50.0 75.0 100.0 125.0
Thickness Torlerance(um) ±3.0 ±3.0 ±3.0 ±4.0 ±5.0 ±7.5 ±10

±12.5

Width(mm)

6-1040
Length(mm) 1000±5 500±5

300±5

Tensile strength (MPa≥)

MD 150 120
TD

120

Elongation at Rupture(%≥)

50 60
Dielectric Strength(MV/m≥) 150

120

Surface Resistivity (Ω.cm≥)

1.0×1013
Volume Resistivity(Ω. ≥)

1.0×1015

Dielectric constant (106H)

3~4
Dielectric Tangent(106≤)

1.0×10-3

Categories: New