Polyimide Film/Nomex paper Flexible Composite Material (NHN)
 

Polyimide film/Nomex paper flexible composite material (NHN) is made of two layers of Du Pont Nomex paper with one of polyimide film.

Characters
It is class H (180° C) insulating material.
This product has good dielectric property, high heat resistance and mechanical strength.

Application
It is suitable for H-class electrical motors as slot liner and turn-to-turn insulation.

 
Properties Unit Values
Nominal Thickness mm 0.15 0.17 0.2 0.23 0.25 0.3 0.33
Thickness tolerance mm ± 0.02 ± 0.02 ± 0.03 ± 0.03 ± 0.04 ± 0.04 ± 0.05
Grammage g/m² 155±25 175±25 195±30 230±35 260±40 300±45 300±50
Film nominal thickness mm 0.05 0.05 0.05 0.05 0.05 0.05 0.05
Tensile strength MD No bending N/cm ≥ 120 ≥ 140 ≥ 160 ≥ 180 ≥ 200 ≥ 250 ≥ 270
After bending ≥ 70 ≥ 90 ≥ 90 ≥ 130 ≥ 150 ≥ 170 ≥ 180
TD No bending ≥ 80 ≥ 90 ≥ 100 ≥ 110 ≥ 120 ≥ 150 ≥ 170
After bending ≥ 50 ≥ 70 ≥ 80 ≥ 80 ≥ 100 ≥ 110 ≥ 130
Elongation No bending % ≥ 10
After bending ≥ 8
Breakdown voltage No bending KV ≥ 8 ≥ 9 ≥ 10
After bending ≥ 7 ≥ 8 ≥ 9
Bonding property at room temp.

No delamination
Bonding property at 200°C ± 2°C, 10 min.

No delamination, no bubble, no adhesive flow.
 

* Material can also be supplied as per customer’s specification.

 
 
<< back to main page
 
Copyright © Vijaya Mercantile Ltd. All Rights Reserved Site Designed by Palcom Web Pvt. Ltd.