SIGRATHERM® High Density Graphite Foil

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Description

Antimony impregnated carbon graphite. SIGRAFINE® is the new brand name for our fine-grain graphites, previously known under the names RINGSDORFF®, SIGRAFORM®, SIGRAMENT® and CRYSTA-SIL®.

Properties

General

Density

ρ

1.3 - 1.8 g/cm³ at 23 °C

Dimension

Dimensions

Available in roll or sheet format depending on thickness and density.

Thickness

t

0.15 - 1.5 mm

Thermal

Thermal conductivity

λ

300 - 500 W/(m·K) at 23 °C

in plane

Thermal conductivity, transverse

λtrans

5 W/(m·K) at 23 °C

through plane

Electrical

Electrical resistivity

ρel

5E-6 Ω·m at 23 °C

in plane

Electrical resistivity, transverse

ρel,trans

7.999999999999999E-4 Ω·m at 23 °C

through plane

Technological properties

Application areas

Many heat dissipation applications benefit from the outstanding properties of our SIGRATHERM high density (HD) foils.

This material data has been provided by SGL Carbon.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.