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DGH High-performance thermal graphite film



Product Description

DGH High-performance thermal graphite film

DGH high-performance thermal graphite film is a thermal interface material which is very thin, synthetically made, and has high thermal conductivity, and is made from a higly oriented graphite polymer film.It is ideal for providing thermal management/heat-sinking in limited spaces or to provide supplemental heat-sinking in addition to conventional means. This material is flexible and can be cut into customizable shapes.


Key properties:
1.Excellent thermal conductivity:700 to 1300 W/m.k (2 to 4 times as high as copper,3 to 6 time as high as aluminum)
2.Light weight: Specific gravity:0.85 to 2.17 g/cm3 (1/4 to 1/10 of copper,1/1.3 to 1/3 of aluminum in density)
3.Flexible and easy to be cut or trimmed(withstands repeated bending)

Applications:
Cellular phone, DVC,PC and peripherals, pickup ,Semiconductor manufacturing equipment, MID table PC, Game Console, Optical communications equipment

Physical properties:


Parameter

DGH 800

DGH 800

DGH 800

Thickness

0.15±0.03 mm

0.07±0.015 mm

0.05±0.010 mm

Specific gravity

0.85 g/cm3

1.21 g/cm3

1.90 g/cm3

Thermal conductivity

a-b plane

700 W/(m-K)

1000 W/(m-K)

1300 W/(m-K)

Electrical conductivity

10000 S/cm

10000 S/cm

20000 S/cm

Extensional strength 

19.6 MPa

22.0 MPa

30.0 MPa

ExpansionFactor

 a-b plane

9.3 10-7 1/K

9.3 10-7 1/K

9.3 10-7 1/K

 c axis

3.2 10-5 1/K

3.2 10-5 1/K

3.2 10-5 1/K

Thermal resistance

400°C

Bending test  (Times)  (R5/180°)

10000

 
Configurations available:customized sheet form, roll form.

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