Graphite sheet

High thermal conductivity

Graphite Sheet

The graphite sheet, made from high-purity natural graphite, is processed into a sheet form using specialized treatment. It contains no binders or additives, achieving a graphite purity of 99% or higher, making it suitable for a wide range of applications. We offer an extensive lineup of products that can be processed into various shapes.

グラファイトシート ロール

High Thermal Conductivity

The graphite sheet can quickly transfer heat across a large area, demonstrating excellent heat dissipation performance. The increased heat dissipation area ensures high efficiency.
Additionally, this sheet features low weight per unit volume and high thermal conductivity per unit weight, contributing to the overall weight reduction of equipment.

High-Purity Natural Graphite

TYK uses materials with a graphite purity of 99% or higher, free from binders and additives. This ensures versatility, with a wide variety of materials tailored to meet diverse application needs.

graphite原料

Quickly Dissipates Heat

- Graphite sheets can quickly transfer heat over a large area, achieving a large heat dissipation area and excellent heat dissipation performance.
- Thermal conductivity differs significantly between the in-plane direction and the thickness direction, with lower conductivity in the thickness direction.
- Effectively reduces heat spots (localized heat concentration).

Ultra-Lightweight 

- Graphite sheets are products with an extremely low specific gravity compared to other heat-dissipating materials (specific gravity: 1.0–1.8).
- Lightweight heat-dissipating components can be manufactured, contributing to equipment weight reduction and space savings.


|Intended use

- Heat-dissipating materials for electronic devices
- Mold release agents for discharge plasma sintering (SPS)
- Heat-dissipating sheets for tablets and notebook PCs
- Heat-dissipating adhesive presses, fireproof packing, and more


|Items

  High thermal diffusion type

Thickness 0.04​ mm  0.08 mm 0.12 mm 0.25 mm
Density 1.4–1.8 g/cm³ 1.4–1.8 g/cm³ 1.4–1.8 g/cm³ 1.4–1.8 g/cm³
 Thermal conductivity
(​Orientation)
300 W/mK 460 W/mK 485 W/mK 640 W/mK
 Thermal conductivity
(Thickness direction)
0.5 W/mK 1.1 W/mK 1.7 W/mK 3.6 W/mK 
Standard width 200 mm 200 mm 250 mm 500 mm
Standard length 100 m 100 m 100 m 100 m

 Normal type

Thickness 0.06 mm 0.12 mm 0.30 mm
Density 1.0–1.4 g/cm³ 1.0–1.4 g/cm³ 1.0–1.4 g/cm³
 Thermal conductivity
(​Orientation) 
200 W/mK 370 W/mK 660 W/mK
 Thermal conductivity
(Thickness direction)
2.0 W/mK 2.4 W/mK 3.6 W/mK
Standard width 200 mm 500 mm 500 mm
Standard length 100 m 100 m 100 m

  Cutting to specified sizes, PET film lamination, and double-sided tape processing are available.

Please contacus if you have questions or need more information.

 

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