PTFE FEP Coated Polyimide Film for Winding Cable

1DESCRIPTION This is a heat sealable film which is made by polyimide film with one side or double side FEP coated. When combined with FEP resin, the Polyimide film remains excellent heat and electrical properties. This kind of film is widely used in high temperature wire manufacturing.  2.FEATUREShigh temperature

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1DESCRIPTION
This is a heat sealable film which is made by polyimide film with one side or double side FEP coated. When combined with FEP resin, the Polyimide film remains excellent heat and electrical properties. This kind of film is widely used in high temperature wire manufacturing. 
 
2.FEATURES
  • high temperature resistance,
  • high dielectric strength
  • heat sealable properties
  • radiation retardant
 
  1. APPLICATIONS
  • Wire & cable insulation when used in severe environment such as high temperature, under water and oil.
  • Turn insulation in motors and generators

4.  TECHNICAL PARAMETER
ItemUnitStandard Value
33um38um50um250um  

Structure
 
FEP
um
 
4.01312.510
PI25.02525230
FEP4.0012.510
Tensile strength
MD
TD
Mpa
>=130
>=110

>=140
>=110

>=110
>=80


 
Elongation 
MD
TD

%

>=50
 

>=50
 

>=50
 


 
Peel strength
FEP-FEP
FEP-polyimide
FEP-steel


N/10mm

>=2.3
---
>=2.3

---
>=2.3
>=2.9

>=3.5
--
>=3.5



 
Breakdown voltage
Average
Individual  

Mv/m

>=150
>=120

>=150
>=120

>=120
>=110


 
Surface Resistivity (200ºC)Ω1.0×1013
Volume Resistivity (200ºC)Ω.m1.0×1010
Dielectric Constant 3.5±0.4
Dissipation Factor <=4.0×10-3



     Teflon FEP Coated Polyimide Film for Wrapped Cable
Teflon FEP Coated Polyimide Film for Wrapped Cable
Teflon FEP Coated Polyimide Film for Wrapped Cable
Teflon FEP Coated Polyimide Film for Wrapped Cable

Teflon FEP Coated Polyimide Film for Wrapped Cable

 

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