Specifications

Adhesive polyimide film
1.H-class 180degrees C insulation film
2. Kapton film gold color for electric insulation

Technical process :Doctor-blade Casting Process 
Characteristics:hot-resistant, radiation resistant and excellent dielectric performance

1 .Description:

  It is the excellent heating-resistant material with the characteristics of high insulation, excellent mechanical property, chemical stability, radiation resistance, self-extinguishing etc.

 

 

 

2. It is used widely in high power frequency control motor, and it can increase the reliability and life of such motor with using it to make corona-resistant insulating layer around the envelope and main insulating layer.

 

3.Properties:

 

Α. corona-resistant property;

 

Β. other properties better than PI film.

 

 

 

4. Applications:

 

It is used widely in H- CLASS high power frequency control motor.

 

d power generator, variable frequency motor, traction motor and electrical rotating machines;

 

2.High-voltage transformer;

 

3.Magnetic wire wrap;

 

4.Super high-voltage cable insulation

 

 

 

Technical Index:

 

No.	Item				Unit	Test Result	Test Method
1	Thickness				um	27	Test method provided by the GB/T13542.6-2006.
2	Width				mm	663
3	Density				kg/m3	1407
4	Relative Permittivity (23°c,50Hz)				—	3.7
5	Dielectric Loss Factor (23°c, 50Hz)				—	2.8×10-3
6	Volume Resistivity (200°c,±2°c/1h)				Ω•m	8.8×1011
7	Surface Resistivity (200°c,±2°c/1h)				Ω	3.7×1014
8	Shrink-age	150°c,		Vertical	%	0.09
				Horizontal		0.01
		400°c,		Vertical		2.46
				Horizontal		-0.54
9	Water Absorbability (23±2°c,)/RH(93±2°c,)%/24h				%	1.0
10	Tensile Strength		Vertical		MPa	179
			Horizontal			158
11	Elongation Ratio		Vertical		%	76
			Horizontal			94
12	AC Electric Strength				V/um	291
13	Combustion Characteristic				Class	VTF0
14	Corona Resistant (155°c,±2°c,)		Individual Value		—	40min, 55min 1h10min, 1h20min, 1h38min, 1h55min, 2h8min, 2h25min, 2h40min	Test method provided by the  GB/T24122-200