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PTFE

(PTFE) Film

(PTFE) Film

Characteristics

High and low temperature resistance(-180℃~+260 ℃)

Corrosion resistance(strong acid, strong alkali and aqua regia etc)

Weather resistance

High insulation

High lubrication

Non-adhesion

Non-toxic etc

Product Details


The PTFE film is a kind of common film made of polyflon by pressing and sinter roasting roughcast and skived.


Characteristics

High and low temperature resistance(-180℃~+260 ℃)

Corrosion resistance(strong acid, strong alkali and aqua regia etc)

Weather resistance

High insulation

High lubrication

Non-adhesion

Non-toxic etc


Application

Used as Capacitor dielectric

Wire insulation

Electrical instrument insulation etc.


Technical data

Item

Tensile strength

Tear elongation

1MHZ dielectric loss tangent ≥0.01

1MHZ dielectric constant

Dc breakdown voltage (normal temperature)

Unit

MPa

%

 

 

KV/M

High-density

≥30

≥30

2.5×10-4

Average 1.8-2.2

Average 200  

Semi-density

≥20

≥60

 

 

Average 60   

Common

≥10

≥100

 

 

Average 30


Specifications

Item

Thickness(mm)

Thicknessallowance(mm)

Width(mm)

Length(cm)

Directional

0.04~2

±0.005

≤120

≥100cm

Half-directional

0.04~2

±0.02

≤120

≥100cm

Non-directional

0.05~2

±0.2

≤300

≥100cm


Note

We can supply as clients’ special requests.

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